Create a piece of music using the provided alphabetical structure and motif.
X:1
L:1/8
M:2/4
K:A
['ecAf f2 ea', 'aedc bgec B2 e cefe aedc fdcB']  
X:1
L:1/8
M:2/4
K:A
 a | ecAf |"^tr" f2 ea | ecAc |"^tr" B2 Ba | ecAf |"^tr" f2 ea | ecdB | A3 :: e | cefe | aedc | 
 bgec | d"^tr" B2 e | cefe | aedc | fdcB | A3 :|  