Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/4
M:4/4
K:A
['A A A/G/ G B B B/A/']  
X:1
L:1/4
M:4/4
K:A
 A A A/G/ G | B B B/A/ A | c c B3/2 A/ | G F E2 | E F/G/ A E | B3/2 B/c/A/ A | F B E A | 
 c/B/F/G/ A z |]  