Construct a piece of music built on the supplied alphabet sequence and motif.
X:1
L:1/4
M:3/4
K:D
['A B']  
X:1
L:1/4
M:3/4
K:D
 D F A | A2 A | B3 | A3 | D F A | A2 A | B3 | A B c | d A d | c3 | B G B | A3 | D E F | E2 D | A3 | 
 A B c | d3/2 d/ d | c3/2 c/ c | d G d | A3 | G3/2 G/ G | F2 F | E e d | c B A | d A d | c3 | 
 B G B | A3 | A B d | F2 E | D3 | D3 :|  