Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
M:4/4
K:A
['c3 A', 'ce e2']  
X:1
L:1/8
M:4/4
K:A
 c3 A BAFA | c2 cA BAFA | c3 A B2 af | ecBd cAAB :| ce e2 faaf | ABcA BAFA | ce e2 fece | 
 fa a2 bafe | ce e2 a3 f | ABcA BAFA | c3 A B2 af | ecBd cAAB ||  