Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/8
Q:1/4=84
M:2/4
K:Gmin
['G A B', 'G/ G']  
X:1
L:1/8
Q:1/4=84
M:2/4
K:Gmin
 D | G A B z | G2 F F |[M:2/8] G D |[M:2/4] G A B z | G2 F F |[M:2/8] G B |[M:2/4] B c d3/2 d/ | 
 c3/2 B/ (B2 | A4) || G A B A/ G/ | G F/ F/ G z | !fermata!D2 z2 | G A B A/ G/ | G F !fermata!G2 |]  