Construct musical works adhering to the required format and the supplied musical theme.
X:1
L:1/8
M:2/2
K:G
['G2 BG', 'dggf g2'  
X:1
L:1/8
M:2/2
K:G
 G2 BG DGBG | GABd cAFA | G2 BG DGBc | defd cAFA | G2 BG DGBG | GABd cAFA | GB B2 dB B2 | 
 defd cAFA :: dggf g2 fg | adfd adfe | dggf g2 fe | defd cAFA | Gggf g2 fg | a^gab agfe | 
 dg g2 bg g2 | defd cAFA :|  