Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:4/4
K:C
['(BA) Bdef', 'efge fdad bdad']  
X:1
L:1/8
M:4/4
K:C
 BEA |[M:2/2][K:G]SOSOO .!fermata!PMTuCO MD2 (BA) Bdef | deBd AFDF | E2 (BA) Bdef | dBAF BEE z | 
 D2 (BA) Bdef | deBd AFDF | E2 (BA) Bdef | gefd (Be) e z || e(B B2) efge | fdad bdad | 
 e(B B2) efge | fe^df e2 (ef) | eBBB efge | fdad bdad | gafg egfe | dBAF (BE)E z |]  