Compose melodious music utilizing the prescribed letter representation and integrating the given thematic element.
X:1
L:1/16
Q:1/4=80
M:2/4
K:G
['dd z d', 'A2(GA) B2B2{c} B2AG (AG)AB']  
X:1
L:1/16
Q:1/4=80
M:2/4
K:G
 D2 | G2GB dd z d | efge d4 | GG z B dd z d | efge d4 || B2B2 B2(AG) | A2A2 A2(GA) | B2B2{c} B2AG | 
 (AG)AB G4 | B2B2{c} B2(AG) | A2A2{B} A2(GA) | B2B2{c} B2AG | (AG)AB G2 |]  