                             Etude 20


                e    s s s  s s s  s s s s s  s s s  s s  
+------------------+-------------------------------------+
|------------------|-8-----------------8-----------------|
|---------------7--|---7----7--------7---7----7--------7-|
|------------------|-----10---9----9-------10---9----9---|
|------------------|------------10----------------10-----|
+------------------+-------------------------------------+
                                                                

  e  s s e  e   e   e  e  e    s s  s s e   s s s s  s s e  e  
+----------------------------+---------------------------------+
|-8--7-----------------------|---------------------------8-----|
|------9-7-------------------|-------------------------7-------|
|-----------10--10--9--R--9--|-7------7-10--9-7-9----9------9--|
|----------------------------|------9-------------10-----------|
+----------------------------+---10----------------------------+
                                                 

  s s  s s e   s s s s  s s e  e    s s s s s s s s s s  s s s s  s s  
+---------------------------------+-----------------------------------+
|---------------------------8-----|-------8-------8--------8--------8-|
|-------------------------7-------|-9-7-9---9-7-9---7----7---7----7---|
|-7------7-10--9-7-9----9------9--|-------------------10-------10-----|
|------9-------------10-----------|-----------------------------------|
+---10----------------------------+-----------------------------------+
                                                                 

  s  s s  s  s s s s q    e  e    s s s  s s s  s s s  s s s s  s s s   
+-------------------------------+--------------------------------------+
|---------10-------8------------|--------------------------------------|
|-------------------------------|---------------7---------------7-9----|
|-10-9-10----9-7-9---7----R--7--|-9-7----7-9-11---9-11-9-7-9-11-----11-|
|-------------------------------|-----10-------------------------------|
+-------------------------------+--------------------------------------+
                                                                         

  s s  s s  s s s s s s s  s s s s s   s s s s  s s  s s s s s s  s s  s s  
+------------------------------------+-------------------------------------+
|---------------7--------------7-8---|-7---7-10--------8-7---7-10--------8-|
|-7---------7-9---7-9-7----7-9-----9-|---7------9----9-----7------9----9---|
|---11-9-11-------------11-----------|------------11----------------11-----|
|------------------------------------|-------------------------------------|
+------------------------------------+-------------------------------------+
   

  s s s  s e  e   q    e  e    s s s  s s s  s s s s s  s s s  s s  
+----------------------------+-------------------------------------+
|-7-8-10---------------------|-------------------------------------|
|--------7-9------7----R-----|-7-----------------7-----------------|
|-------------11----------7--|---7----7--------7---7----7--------7-|
|----------------------------|-----10---9----9-------10---9----9---|
+----------------------------+------------10----------------10-----+
                                                                     

  e  s  s e  e   e   e  e  e    s s s  s e  s s s s s s  s s s s  
+-----------------------------+----------------------------------+
|--------------------------7--|----------8--7---7---7-10---7-----|
|-7---------------------------|-9------9------9---7------7---9-7-|
|----11-9-7-------------------|---7-11---------------------------|
|------------10--10--9--R-----|----------------------------------|
+-----------------------------+----------------------------------+
                                                                      

  s  s s  s e  s s s s s s  s s  s  s    s s  s s q    s s s s s  s s s  
+--------------------------------------+--------------------------------+
|-----------8--7---7---7-10---10----10-|----------8----R-8-7-8----8---8-|
|---------9------9---7------7----------|--------7-----------------------|
|-11-7-11------------------------11----|-9----9----------------11---9---|
|--------------------------------------|---10---------------------------|
+--------------------------------------+--------------------------------+
                                                                            

  s s s s  q    s s s s s s s s   s  s s  s q    s s s s s s s  s  
+-------------------------------+---------------------------------+
|----------7----R-7---7---7---7-|---------------------------------|
|-------------------9-----------|-----------9----R-9-7-9---9----9-|
|-7---7-11--------------9---7---|---------9--------------7--------|
|---9---------------------------|-10-7-10--------------------10---|
+-------------------------------+---------------------------------+
                                                                   

  s s s  s s s  s s s  s s s s s s s    e  s s e   e  q    E   s  
+-------------------------------------+--------------------------+
|--------------------------7---8-7-10-|-8--7---10-----7----------|
|-----------------7----9-7---9--------|------9-----7-------9---7-|
|---7----9-7-11-9---11----------------|--------------------------|
|-9---10------------------------------|--------------------------|
+-------------------------------------+--------------------------+
          
                                                          
  q    e  e  s s s  s s s  s s   s s s  s s s  s s e   s s e   e   
+------------------------------+----------------------------------+
|------------8-----------------|-8--------------------------------|
|-7----R--7----7----7--------7-|---7----7--------7-10--7-9-10--10-|
|----------------10---9----9---|-----10---9----9------------------|
|-----------------------10-----|------------10--------------------|
+------------------------------+----------------------------------+
                                                                   

  e   e  e  e  s  s s s s  s s  s   s  s s s s  s s  s e  s s e  e  
+---------------------------------+---------------------------------+
|--------------10-----------------|-10-----------------8----7-8--8--|
|-10--9--R--9-----9-7-9---------9-|----9-7-9---------9----9---------|
|-----------------------11-7-11---|----------11-7-11----------------|
|---------------------------------|---------------------------------|
+---------------------------------+---------------------------------+
                                                                        

  e  e  e  e  s s  s  s  q      s s  s s  s s s s  s s s s q  
+-----------------------------+---------------------------------+
|-8--7--R---------------------|---------------------------------|
|----------7--9----------9----|-R-----------9-7----7-------7----|
|---------------10----10------|---10-9-10-7-----10---9---9------|
|------------------10---------|------------------------9--------|
+-----------------------------+---------------------------------+
                                                                

  s s s s s  s s  s s  s s s q       s s s  s s s  s s s s  s  s s s s s   
+----------------------------------+--------------------------------------+
|----------------------------------|--------------------------------------|
|------------7---------------------|-R---------------------------7---9----|
|-R-9-7-9------10-9-10-7---7-10----|---7----7---10-9-7-9----10-7---9---10-|
|---------10-------------7---------|-----10---9----------10---------------|
+----------------------------------+--------------------------------------+
                                                                             

  s s  s  s s s s s  s s s s s  s  s s   e  e  e  e  s s s s s s s s  
+--------------------------------------+-----------------------------+
|--------------------7---8---10--------|----8-----7------------------|
|-----------7---9------7---7-----------|-----------------------------|
|-9----10-7---9---10------------10-9-7-|-9-----7---------------------|
|---10---------------------------------|-----------------------------|
+--------------------------------------+-------------3-7-5-7-3-7-5-7-+
                                                                          

  s s s s s s s s s s s s s s s s   s s s s s s s s s s  s s  s s  s s   
+---------------------------------+-------------------------------------+
|---------------------------------|-------------------------------------|
|---------------------------------|-4-7-5-7-4-7-5-7---------------------|
|-----------------4-7-5-7-4-7-5-7-|-------------------------------------|
|-3-7-5-7-3-7-5-7-----------------|-----------------7-10-9-10-7-10-9-10-|
+---------------------------------+-------------------------------------+
                                                                             

  s s  s s  s s  s s  s s  s s  s s  s s    s s  s  s s s s s  s s  s  s s s s s   
+-----------------------------------------+---------------------------------------+
|-----------------------------------------|---------------------------------------|
|---------------------7-11-9-11-7-11-9-11-|-----------7---9--------------7---9----|
|-7-10-9-10-7-10-9-10---------------------|-9----10-7---9---10-9----10-7---9---10-|
|-----------------------------------------|---10-----------------10---------------|
+-----------------------------------------+---------------------------------------+
                                                                                     

  s s s s s  s  s s e  e  e  e    e  e   s s s s  s s  s s  e  e  
+-------------------------------+--------------------------------+
|-7---8---10-----------8-----7--|-8------------------------------|
|---7---7-----------------------|----------9-7---------7---------|
|------------10-9-7-9-----7-----|----10--R-----10-9-10------7----|
|-------------------------------|------------------------10----9-|
+-------------------------------+--------------------------------+
                                                                      

  q     e  e  s s s  s s s s  s   s s s  s s s s  s s  s s  s s  s s  s  
+-------------------------------+---------------------------------------+
|-------------------------------|------------8--------------------------|
|-------------9--------9--------|-9--------9---11-9-11--------11--------|
|----------9----9-10-9---9-10-9-|---9-10-9-------------9-10-9----9-10-9-|
|-10----R-----------------------|---------------------------------------|
+-------------------------------+---------------------------------------+
                                                                          

  s  s s  s s  s  s s s s s  s s s s  s   s s s s s s s s e  e  e  e  
+---------------------------------------+----------------------------+
|--------------10-8-7-8--------8--------|-8-7-------8-7--------------|
|-11--------11--------------------------|-----9-8-9-----9-8--------9-|
|----9-10-9-------------9-10-9---9-10-9-|--------------------9--R----|
|---------------------------------------|----------------------------|
+---------------------------------------+----------------------------+
                                                                          

  s  s s s  s s s  s s s  s s s  s  s s    s s s  s s s s s s  s s s s s  s  s  
+----------------------------------------+-------------------------------------+
|----------------------------------------|-------------------------------------|
|----7-9------7----7------7--------------|-------------------------------------|
|-10-----10-7---10---9-10---9----10-9-10-|-7-9-10-7---9-7-9------7---9----11-7-|
|-----------------------------10---------|----------9-------10-7---9---10------|
+----------------------------------------+-------------------------------------+
                                                                                    

  s s s s s s s s e   e  e  e     E   s q    s s s s s s s s  
+-------------------------------+----------------------------+
|---------7---8---10--------10--|-8---7-7------8-7-8---8---8-|
|-8---9---------------8--9------|------------9-------9---7---|
|---9---9---9---9---------------|----------------------------|
|-------------------------------|----------------------------|
+-------------------------------+----------------------------+
                                                             

  s  s s s s s s s s s s s s s s  s    s s s s s  s s s s s  s s s  s s s  
+------------------------------------+------------------------------------+
|----8---8---8-7---7-----7---7-------|---7---7----7-----------------------|
|----------------9---7-9---7------11-|--------------9-7-9----7-9----9---9-|
|-11---9---7-------------------11----|-9---7--------------11-----11---9---|
|------------------------------------|---------10-------------------------|
+------------------------------------+------------------------------------+
                                                                               

  s s s  s s s s s  s s  s s s s s  s   s s s s s s s s e  e  e  e  
+-------------------------------------+-----------------------------+
|-------------------------------------|-7-----7-8-7---8-------------|
|---9----9---9-7----7------7-9-7----9-|---9-7-------9------------9--|
|-8--------------11---11-9-------11---|-----------------8--9--R-----|
|-----11---9--------------------------|-----------------------------|
+-------------------------------------+-----------------------------+
  
                                                                      
  q    q     e  e  e  e    E   s  E    s q    e  e  
+------------------------+--------------------------+
|---------------8--7-----|--------------------------|
|-7----------------------|-7---------------------7--|
|------11----9--------9--|-----11-11---9-9----R-----|
|------------------------|--------------------------|
+------------------------+--------------------------+
                                                     

  s s s  s s s  s s s s s  s s s  s s   e  s s e  e   e   e  e  e  
+-------------------------------------+----------------------------+
|-8-----------------8-----------------|-8--7-----------------------|
|---7----7--------7---7----7--------7-|------9-7-------------------|
|-----10---9----9-------10---9----9---|-----------10--10--9--R--9--|
|------------10----------------10-----|----------------------------|
+-------------------------------------+----------------------------+
                                                                       

  s s  s s e   s s s s  s s e  e    s s  s s e   s s s s  s s e  e  
+---------------------------------+---------------------------------+
|---------------------------8-----|---------------------------8-----|
|-------------------------7-------|-------------------------7-------|
|-7------7-10--9-7-9----9------9--|-7------7-10--9-7-9----9------9--|
|------9-------------10-----------|------9-------------10-----------|
+---10----------------------------+---10----------------------------+
                                                                        

  s s s s s s s s s s  s s s s  s s   s  s s  s  s s s s q    e  e  
+-----------------------------------+-------------------------------+
|-------8-------8--------8--------8-|---------10-------8------------|
|-9-7-9---9-7-9---7----7---7----7---|-------------------------------|
|-------------------10-------10-----|-10-9-10----9-7-9---7----R--7--|
|-----------------------------------|-------------------------------|
+-----------------------------------+-------------------------------+
                                                                       

  s s s  s s s  s s s  s s s s  s s s    s s  s s  s s s s s s s  s s s s s  
+--------------------------------------+------------------------------------+
|--------------------------------------|---------------7--------------7-8---|
|---------------7---------------7-9----|-7---------7-9---7-9-7----7-9-----9-|
|-9-7----7-9-11---9-11-9-7-9-11-----11-|---11-9-11-------------11-----------|
|-----10-------------------------------|------------------------------------|
+--------------------------------------+------------------------------------+
                                                                                 

  s s s s  s s  s s s s s s  s s  s s   s s s  s e  e   q    e  e  
|-------------------------------------+----------------------------+
|-7---7-10--------8-7---7-10--------8-|-7-8-10---------------------|
|---7------9----9-----7------9----9---|--------7-9------7----R-----|
|------------11----------------11-----|-------------11----------7--|
|-------------------------------------|----------------------------|
+-------------------------------------+----------------------------+
                                                                     

  s s s  s s s  s s s s s  s s s  s s   e  s  s e  e   e   e  e  e  
+-------------------------------------+-----------------------------+
|-------------------------------------|--------------------------7--|
|-7-----------------7-----------------|-7---------------------------|
|---7----7--------7---7----7--------7-|----11-9-7-------------------|
|-----10---9----9-------10---9----9---|------------10--10--9--R-----|
+------------10----------------10-----+-----------------------------+
                                                                        

  s s s  s e  s s s s s s  s s s s   s  s s  s e  s s s s s s  s s  s  s   
+----------------------------------+--------------------------------------+
|----------8--7---7---7-10---7-----|-----------8--7---7---7-10---10----10-|
|-9------9------9---7------7---9-7-|---------9------9---7------7----------|
|---7-11---------------------------|-11-7-11------------------------11----|
|----------------------------------|--------------------------------------|
+----------------------------------+--------------------------------------+
                                                                               

  s s  s s q    s s s s s  s s s   s s s s  q    s s s s s s s s  
+--------------------------------+-------------------------------+
|----------8----R-8-7-8----8---8-|----------7----R-7---7---7---7-|
|--------7-----------------------|-------------------9-----------|
|-9----9----------------11---9---|-7---7-11--------------9---7---|
|---10---------------------------|---9---------------------------|
+--------------------------------+-------------------------------+
                                                                   

  s  s s  s q    s s s s s s s  s   s s s  s s s  s s s  s s s s s s s   
+---------------------------------+-------------------------------------+
|---------------------------------|--------------------------7---8-7-10-|
|-----------9----R-9-7-9---9----9-|-----------------7----9-7---9--------|
|---------9--------------7--------|---7----9-7-11-9---11----------------|
|-10-7-10--------------------10---|-9---10------------------------------|
+---------------------------------+-------------------------------------+
                                                                           

  e  s s e   e  q    E   s   q    e  e  s s s  s s s  s s  
+--------------------------+------------------------------+
|-8--7---10-----7----------|------------8-----------------|
|------9-----7-------9---7-|-7----R--7----7----7--------7-|
|--------------------------|----------------10---9----9---|
|--------------------------|-----------------------10-----|
+--------------------------+------------------------------+
                    

  s s s  s s s  s s e   s s e   e     e   e  e  e  s  s s s s  s s  s  
+-----------------------------------+---------------------------------+
|-8---------------------------------|--------------10-----------------|
|---7----7--------7-10--7-9-10--10--|-10--9--R--9-----9-7-9---------9-|
|-----10---9----9-------------------|-----------------------11-7-11---|
|------------10---------------------|---------------------------------|
+-----------------------------------+---------------------------------+
                                                                           

  s  s s s s  s s  s e  s s e  e    e  e  e  e  s s  s  s  q   
+---------------------------------+-----------------------------+
|-10-----------------8----7-8--8--|-8--7--R---------------------|
|----9-7-9---------9----9---------|----------7--9----------9----|
|----------11-7-11----------------|---------------10----10------|
|---------------------------------|------------------10---------|
+---------------------------------+-----------------------------+
                                                                

  s s  s s  s s s s  s s s s q      s s s s s  s s  s s  s s s q               
+---------------------------------+----------------------------------+
|---------------------------------|----------------------------------|
|-R-----------9-7----7-------7----|-R----------7---------------------|
|---10-9-10-7-----10---9---9------|---9-7-9------10-9-10-7---7-10----|
|------------------------9--------|---------10-------------7---------|
+---------------------------------+----------------------------------+
                                         

  s s s  s s s  s s s s  s  s s s s s    s s  s  s s s s s  s s s s s  s  s s  
+--------------------------------------+--------------------------------------+
|--------------------------------------|--------------------7---8---10--------|
|-R---------------------------7---9----|-----------7---9------7---7-----------|
|---7----7---10-9-7-9----10-7---9---10-|-9----10-7---9---10------------10-9-7-|
|-----10---9----------10---------------|---10---------------------------------|
+--------------------------------------+--------------------------------------+
                                                                                   

  e  e  e  e  s s s s s s s s   s s s s s s s s s s s s s s s s  
+-----------------------------+---------------------------------+
|----8-----7------------------|---------------------------------|
|-----------------------------|---------------------------------|
|-9-----7---------------------|-----------------4-7-5-7-4-7-5-7-|
|-----------------------------|-3-7-5-7-3-7-5-7-----------------|
+-------------3-7-5-7-3-7-5-7-+---------------------------------+
                                                                    

  s s s s s s s s s s  s s  s s  s s    s s  s s  s s  s s  s s  s s  s s  s s   
+-------------------------------------+-----------------------------------------+
|-------------------------------------|-----------------------------------------|
|-4-7-5-7-4-7-5-7---------------------|---------------------7-11-9-11-7-11-9-11-|
|-------------------------------------|-7-10-9-10-7-10-9-10---------------------|
|-----------------7-10-9-10-7-10-9-10-|-----------------------------------------|
+-------------------------------------+-----------------------------------------+
                                                                                     

  s s  s  s s s s s  s s  s  s s s s s    s s s s s  s  s s e  e  e  e  
+---------------------------------------+-------------------------------+
|---------------------------------------|-7---8---10-----------8-----7--|
|-----------7---9--------------7---9----|---7---7-----------------------|
|-9----10-7---9---10-9----10-7---9---10-|------------10-9-7-9-----7-----|
|---10-----------------10---------------|-------------------------------|
+---------------------------------------+------------------------------+
                                                                            

  e  e   s s s s  s s  s s  e  e    q     Q     
+---------------------------------+---------------------+
|-8-------------------------------|---------------------|
|----------9-7---------7----------|---------------------|
|----10--R-----10-9-10------7-----|---------------------|
|------------------------10----9--|-10----R-------------|
+---------------------------------+---------------------+

r-rest                                                     
s-16th note
e-8th note
q-quarter note
E-dotted 8th note
Q-dotted quarter note

