Compose a song based on the given alphabetical pattern and musical motif.
X:1
L:1/8
Q:1/4=110
M:6/8
K:Bb
['F FBd f2 f', 'fed c2 e']  
X:1
L:1/8
Q:1/4=110
M:6/8
K:Bb
 F | FBd f2 f | fed c2 e | (dB).f (ec).g | (B3 A2) F | FBd f2 f | fed{d} c2 e | edB dcA | 
 (c3 B2) :: f | fga bBb | bag f2 ^f | gec ceg | (B3 A2) B | cd=e fga | d3 b3 | agf =efg | 
 fg=e fga | bfd Bdf | fed c2 e | (dB).f (ec).g | (B3 A2) F | FBd fdf | fed c2 e | edB dcA | 
 (c3 B2) |]  