Create a musical composition using the provided alphabetic notation and given motif.
X:1
L:1/8
M:2/4
K:Bb
['dc B2 A2 B2 ed c2 B2', "B2 fe de f2 bc'd'b fede f2"]  
X:1
L:1/8
M:2/4
K:Bb
 dc | B2 A2 | B2 ed | c2 B2 | c2 fe | d2 c2 | d2 cB | (AB) cA | B2 :: !3!f2 | fe de | f2 !2!b2 | 
 !1!abc'a | bc'd'b | fede | f2 b2 | abc'a | b2 :|  