Construct musical compositions utilizing the given motif within the outlined structure.
X:1
L:1/8
Q:1/2=90
M:4/4
K:Bb
['BFDF BcdB cAFA cdec fdfd gege', 'B2 de fdfd Bbag fdfd B2 cd'  
X:1
L:1/8
Q:1/2=90
M:4/4
K:Bb
 BFDF BcdB | cAFA cdec | fdfd gege | dfBd cAGF | BFDF BcdB | cAFA cdec | fdfd gege | dcBA B2 B2 || 
 de | fdfd Bbag | fdfd B2 cd | efgf edcB | A2 F2 F2 (3(FGA) | BFDF BcdB | cAFA cdec | fdfd gecA | 
 B2 B2 B2 |]  