Craft a musical composition with the supplied motif and conforming to the necessary format.
X:1
L:1/8
M:4/4
K:Amix
['eAcA eA', 'cAA a fefa fedc fBBc fBBa |1'  
X:1
L:1/8
M:4/4
K:Amix
 f | eAcA eA c2 | (fB)Bc fBBa | eAcA eA ca | cAAB cAA :: a | fefa fedc | fBBc fBBa |1 fefa feca | 
 cAAB cAA :|2 fefa eaca | cAAB cAA ||  