Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
Q:1/8=180
M:12/8
K:D
['B2 A', 'B2 A']  
X:1
L:1/8
Q:1/8=180
M:12/8
K:D
 B | A2 A A2 A ABA F2 E | DFA B2 A B2 A F2 A | dcd a2 g f2 d B2 A | BcA BAB d3 d2 :| A | 
 dcd a2 g f2 d B2 A | BcA BcA B2 A F2 A | dcd a2 g f2 d B2 A | BcA BAB d3 d2 :|  