Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
M:2/2
K:G
['', 'G>FG>B A>FD>C', '[B,G]2 G2 A>GA>B c>Bc>d e>de>f g2 d2']  
X:1
L:1/8
M:2/2
K:G
 (3def || (g>.d)(B>.d) (e>.c)(A>.F) | G>FG>B A>FD>C | B>DG>F E>cA>G | F>d^c>e d>de>f | 
 g>dB>d e>cA>F | G>FG>B A>FD>C | B,>DG>F E>cA>F | G2 [DB]2 [B,G]2 :: G2 | A>GA>B c>Bc>d | 
 e>de>f g2 d2 | g>fe>d c>BA>G | F>d^c>e d>de>f | g>dB>d e>cA>F | G>FG>B A>FD>C | B,>DG>F E>cA>F |1 
 G2 [DB]2 [B,G]2 :|2 G>BA>c (B>e) (3def ||  