Compose a musical work that seamlessly incorporates the assigned motif and abides by the given alphabetical pattern.
X:1
L:1/8
Q:1/8=232
M:4/4
K:Bb
['B4 Bd cB c4 ce dc', 'AB c=B cA FA c_e d^c dB']  
X:1
L:1/8
Q:1/8=232
M:4/4
K:Bb
|: dc | B4 Bd cB | c4 ce dc | Bd f=e gf dB | Af ag (3(fgf) (3(edc) | B4 Bd cB | c4 ce dc | 
 Bb fd (3(fgf) (3(edc) | B2 b2 B2 ::[K:F] AB | c=B cA FA c_e | d^c dB GB dg | (3(efg) ce gb ag | 
 fa c'a fc AB | c=B cA FA c_e | d^c dB GB dg | eb ge cB GE | (3(FAB) (3(cde) f2 :|  