Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
Q:3/8=140
M:9/8
K:G
['G2 B BGB', 'G2 d gdB gdB AFD gfg def']  
X:1
L:1/8
Q:3/8=140
M:9/8
K:G
"^Quick" D | G2 B BGB AFD | G2 B BGB c2 d | efg dcB AFD | G2 c BAB G2 :: d | gdB gdB AFD | 
 gfg def gdB | cac BgB AFD | G2 c BAB G2 :|  