Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/8
M:6/8
K:Bb
['F B2 BAGA B3 F2 F d2']  
X:1
L:1/8
M:6/8
K:Bb
 F | B2 BAGA | B3 F2 F | d2 BFGA | B3 z2 d | d2 ddcd | B2 AGAB | cdcBAG | F3 z2 F | edccBA | 
 BdcBAB | GedcBA | B3 z2 |]  