Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:2/2
K:Gmix
['', 'EC C2 DGG^F GABc defd cAGF', 'G2 Bd', 'G2 Bd', 'ECCE DGG^F GABc defd cAGF']  
X:1
L:1/8
M:2/2
K:Gmix
 dc |: BG G2 EC C2 | DGG^F GABc | defd cAGF | DFFE F2 dc | BGFD EC C2 | DGG^F GABc | defd cAGF |1 
 DGG^F G2 dc :|2 DGG^F G3 D |: G2 Bd gdBG | F2 Ac fcAF | G2 Bd gdBd | c3 d cA^FA | G2 Bd gdBG | 
 F2 Ac fcAF | GABd cAGF |1 DGG^F GDE^F :|2 DGG^F G2 dc |:"^Variations:" _BGAG FDCF | DGG=F GA_Bc | 
 defd cAGF | DFFE F2 dc | _BGAG FDCF | DGG=F GA_Bc | defd cAGF |1 DGG=F G2 dc :|2 DGG=F GDE^F |: 
 G2 Bd gG G2 | F2 Ac fF F2 | G2 Bd gdBd | cBcd cBA^F | G2 Bd gG G2 | F2 Ac fF F2 | dcBG AFGF |1 
 DGGF GDE^F :|2 DGGF G2 dc |:"^More variations" BGFD ECCE | DGG^F GABc | defd cAGF | DFFE F2 dc | 
 BGFD ECCE | DGG^F GABc | defd cAGF |1 DGG^F G2 dc :|2 DGG^F GDE^F ||  