Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/8
M:2/4
K:Bb
['F BFDF Bdc>c BGFB c/B/A/G/FF BBcc df']  
X:1
L:1/8
M:2/4
K:Bb
 F | BFDF | Bdc>c | BGFB | c/B/A/G/FF | BBcc | df e2 | dcBd/c/ | BAB |]  