Construct a musical composition using the provided motif and maintain the designated form.
X:1
L:1/8
M:6/8
K:Bb
['B3 (A/B/c)A', 'B2 f fgf fbf fdB'  
X:1
L:1/8
M:6/8
K:Bb
 B3 (A/B/c)A | BFD BFD | B3 (A/B/c)A | (B/c/d)B cAF | B3 (A/B/c)A | BFD BFD | EFG FED | 
 [Cc]2 c cdc :: B2 f fgf | fbf fdB | d2 f fbf | cdB AGF | B2 f fgf | fbf fdB | ece dBd | cdB AGF :|  