Craft a musical composition with the supplied motif and conforming to the necessary format.
X:1
L:1/8
M:2/4
K:Bb
['BG G/^F/G FB d2 fe A/^G/A', '(e2 a2) (g2 e2) FA'  
X:1
L:1/8
M:2/4
K:Bb
"Bb" (d2"F7" e2) |"Bb" df f/=e/f |"F7" ce e/d/e |"Bb" Bd d/^c/d | (d2"F7" e2) |"Bb" df f/=e/f | 
"F7" ce e/d/e |"Bb" dB B z ::"Eb" BG G/^F/G |"Bb" FB d2 |"F7" fe A/^G/A |"Bb" dB F/G/F | 
"Eb" BG G/^F/G |"Bb" FB d2 |"F7" fe A/^G/A |1"Bb" BB B z :|2"Bb" BB BB |:[K:Eb]"Eb" ee dc | 
 B2 z B | (BG EB) |"Bb7" A3 A | fe dc | B2 z =B | cB F>^F |"Eb" G2 z B | ee dc | B2 z B | (BG Ec) | 
"Ab" c3 c |"Bb7" dc BF |"Eb" EG B2 |"Bb7" dA c>d |1"Eb" ee eB :|2"Eb" ee ee |:"Ab" (e2 a2) | 
"Eb" (g2 e2) |"Bb7" FA d>c |"Eb" cB G2 |"Ab" (e2 a2) |"Eb" (g2 e2) |"Bb7" FA c>d |1"Eb" ee ee :|2 
"Eb" ee e z |]  