Construct a piece of music built on the supplied alphabet sequence and motif.
X:1
L:1/8
M:3/4
K:A
['B c2']  
X:1
L:1/8
M:3/4
K:A
 c B G | F2 A | c2 B | c2 E | A2 A | (B A) B | c3- | c2 c | (e c) B | A2 B | c2 c | (E F) G | 
 (A B) A | G2 E | A3- | A3 |]  