Assemble a musical composition that combines the featured motif and conforms to the defined alphabetical form.
X:1
L:1/8
Q:1/2=60
M:2/2
K:Bb
['f2 fd fd TB2 c2 cA cA', 'bB TB2']  
X:1
L:1/8
Q:1/2=60
M:2/2
K:Bb
 f2 fd fd TB2 | c2 cA cA TF2 | (G/A/)B (B/A/)G (A/B/)c (c/B/)A | BdcB (A/B/)c/A/ F2 | 
 f2 fd fd TB2 | c2 cA cA TF2 | (G/A/)B (B/A/)G Agfe | dc/B/ d/c/B/A/ B4 :: bB TB2 bB TB2 | 
 fd TB2 fd Td2 | ge Tc2 fd TB2 | edcB A/B/c/A/ Fg/a/ | bB TB2 bB TB2 | fd TB2 fd Td2 | gecA fdBG | 
 ce d/c/B/A/ B4 :|  