Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:4/4
K:C
['GED DED Adc B2 A', 'BGG dGG']  
X:1
L:1/8
M:4/4
K:C
[M:6/8][K:G] .abc (A/B/) | GED DED | Adc B2 A | GEE EGE | GEE E2 A | GED DED | Adc B2 A | 
 BGG G2 A | BGG G2 :: A | BGG dGG | BGG dGG | AFF cFF | AFA c2 A |1 BGG dGG | BGG dGG | Bdc B2 A | 
 BGG G2 :|2 BGG dGG | gfedBG | (B<d)c B2 A | BGG G2 |]  