Craft a musical composition with the supplied motif and conforming to the necessary format.
X:1
L:1/8
M:6/8
K:G
['BGB BGB AFA', '=f3 edc Bcd dBG'  
X:1
L:1/8
M:6/8
K:G
 dc | BGB BGB | AFA AFA | B/c/dB cAF | GGG G2 d/c/ | BGB BGB | AFA ABc | B/c/dB cAF | GGG G2 :: 
 =f3 edc | Bcd dBG | G=f^f efg | AAA A3 | =f3 edc | Bcd dBG | B/c/dB cAF | GGG G2 :|  