Create a musical piece with the provided alphabetic notation system and theme.
X:1
L:1/8
M:3/8
K:C
['def g>ag f', 'cde f>ed cd>e']  
X:1
L:1/8
M:3/8
K:C
 def | g>ag | f g2 | f2 e | def | g>ag | f g2 | d3 :: cde | f>ed | cd>e | c2 B | cde | f>ed | 
 cd>e | c3 :|  