Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/16
M:2/4
K:A
['A2AB c2a2 f2a2', 'B,2EF GFEG']  
X:1
L:1/16
M:2/4
K:A
 E2 | A2AB c2a2 | f2a2 ecA2 | A2AB c2e2 | B2c2 BGE2 | A2AB c2a2 | f2a2 e2cA | A2AB c2A2 | B2e2A2 :: 
[K:E] B,2EF GFEG | FE^DB G2E2 | B,2EF GFEG | FE^DF E2 z2 | B,2EF GFEG | FE^DF G2E2 | 
 B,2 EF GFEG FE^DF E2 z2 :|  