Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/8
M:2/4
K:none
['FA GB Af e>d', 'F>A d/c/B/A/', 'c>d cB B>c'  
X:1
L:1/8
M:2/4
K:none
[K:D] FA GB | Af !>!d2 | e>d c/B/A/G/ | ff/e/ d/c/B/A/ | FA GB | Af !>!d2 | e>d c/B/A/c/ | 
 df d z :: F>A d/c/B/A/ | TAG c>B | TAG c>B | TAF d2 | F>A d/c/B/A/ | AG c>B | AG/A/ f/e/B/c/ |1 
 df d z :|2 df dB/d/ |:[K:G] g3 f | e3 f | g3 f/e/ | d3 e/d/ | d"_c"c c>d |"_c" cB B>c | BA ed | 
 g2 g/f/e/d/ | d"_c"c c>d |"_c" cB B>c | B/A/f/e/ d/"_c"c/B/A/ |1 GB GB/d/ :|2 GB G z |]  