Construct a musical piece utilizing the given sequence in alphabetical form and the supplied motif.
X:1
L:1/8
M:6/8
K:A
['c2 A', 'A2 [K:D] B c2 d e2 f']  
X:1
L:1/8
M:6/8
K:A
 (A/B/) | c2 A ABA | E2 A A2 A | B2 G GBd | dBG GAB | c2 A ABc | d2 B Bcd | edc BAB | E2 A A2 :: 
[K:D] B | c2 d e2 f | g3 e3 | a2 f g2 e | dBG GAB |"^N.B." c2 A ABc | d2 B Bcd | edc BAB | 
 D2 A A2 :|  