Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/8
M:2/2
K:D
['AD (3FED', 'cAGE D2'  
X:1
L:1/8
M:2/2
K:D
|: AD (3FED ADBD | AD (3FED A2 GF | E G3 AGFG | E G3 GABd | AD (3FED ADBD | AD (3FED G2 FG | 
 A^GAB cded |1 cAGE D2 dB :|2 cAGE D2 (3EFG |: Addc d2 (3Bcd | eaag efge | A3 B AGFG | 
 (3ABA GF EFGE | Addc d2 cd | eaag efge | afge dfed |1 cAGE D2 (3EFG :|2 cAGE D2 dB ||  