Create a musical piece with the provided alphabetic notation system and theme.
X:1
L:1/4
M:2/4
K:F
['c3/2 B/ A G2 z']  
X:1
L:1/4
M:2/4
K:F
 F G F | G2 c | F2 c | c c/B/ | A2 G | F2 z F G A | c3/2 B/ A | G2 z c3/2 B/ A | G2 z F F G/G/ | 
 A c B | A2 G | F2 z |]  