Compose a piece of music utilizing the given alphabet sequence and motif.
X:1
L:1/4
M:4/4
K:F
['A A']  
X:1
L:1/4
M:4/4
K:F
 C | F3/2 C/ A, C | F A A c | G3/2 F/ E F | G2 z F/G/ | A A A A | A c B A/A/ | G G G G | 
 G d c c/B/ | A A G G | A2 z d | c3/2 A/ B c | A2 z |]  