Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
M:2/4
K:D
['AB/A/ FA dA f2 fe/f/', 'ef/e/ ce ac e2 ef/e/ dB']  
X:1
L:1/8
M:2/4
K:D
 AB/A/ FA | dA f2 | fe/f/ ge | d/c/d/e/ fa | AB/A/ FA | dA f2 | fe/f/ g/e/c/d/ | ed d2 :| 
 ef/e/ ce | ac e2 | ef/e/ dB | fe c2 | ef/e/ ce | ac e2 | ef/e/ dB | BA A2 :|  