Create a musical composition using the provided alphabet sequence and motif.
X:1
L:1/4
Q:1/4=115
M:4/4
K:Bb
['B A']  
X:1
L:1/4
Q:1/4=115
M:4/4
K:Bb
"Bb" F F F3/2 G/ | F2 D2 | B, D F B | d3 z |"Eb" c B A G |"Bb" F2 B2 |"C7" A G F =E |"F" F3 z | 
"F7" F F G A |"Bb" c2 B2 |"Gm" B B"Cm" c c |"D" d3 z |"Bb" d c B A |"Cm" c2 G2 |"F7" B A G A | 
"Bb" B3 z ||"F" c c c3/2 d/ | c2 A2 |"C" c B A G |"F" A3 z | c c c3/2 d/ | c2 A2 |"C7" c B A G | 
"F" F3 z |"Bb" F F F3/2 G/ | F2 D2 | B, D F B | d3 z |"Eb" c B A G |"Bb" F2 B2 |"F7" B A G A | 
"Bb" B3 z |]  