Develop a musical creation based on the specified alphabetical structure and given motif.
X:1
L:1/8
M:3/4
K:Bmin
['B2 gf fB fg', 'dF Fd Fd cE Ec Ec']  
X:1
L:1/8
M:3/4
K:Bmin
"Bm" B2 gf fB | fg fB fB |"A" A2 dc cA | ef eA eA |"Bm" B2 gf fB | fg fB fB |"A" A2 dc cA | 
"Bm" B2 B4 |]"Bm" B2 gf fB | fg fB fB |"A" A2 dc cA | ef eA eA |"G" B2 gf fB | fg fB fB | 
"A" A2 dc cA |"Bm" B2 B4 |]"Bm" dF Fd Fd |"A" cE Ec Ec |"G" BG GB AG |"D" F2 E2 DE |"Bm" dF Fd Fd | 
"A" cE Ec Ec |"G" BA"D" Bd cA |"Em" B6 |]"Bm" dF Fd Fd |"A" cE Ec Ec |"G" BG GB AG |"D" F2 E2 DE | 
"Bm" dF Fd Fd |"A" cE Ec Ec |"G" BA"A" Bd cA |"Bm" B6 |]  