Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:2/2
K:Gmin
['BGdG DGGB AFcF{B} A2', 'gGG a bga^f g=fdg fdcd fgaf db^fa']  
X:1
L:1/8
M:2/2
K:Gmin
 d | BGdG DGGB | AFcF{B} A2 FA | BGdG DGB,D | ECA,^F GG,G,d | BGdG DGGB | AFcF{B} A2 Fc | 
 BGcA dBec | dBA^f gGG || a | bga^f g=fdg | fdcd fgaf | db^fa egce | dBA^f gGGa | bgdg egce | 
 dfBd caAc | B<GTc>A dBec | dBA^f gGG ||  