Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
['GFGA BABc dgge dBGB cedc', 'G2 dc BABd gfed cBcd c2 cB'  
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
 (3DEF | GFGA BABc | dgge dBGB | cedc BGAB | c2 AG FDEF | GFGA BABc | dgge dBGB | cedc BAGF | 
 A2 GF G2 :| dc | BABd gfed | cBcd c2 cB | AGAd fedc | BABc B2 (3DEF | GFGA BABc | dgge dBGB | 
 cedc BAGF | A2 GF G2 :|  