Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
Q:1/2=70
M:2/2
K:D
['dAFA dAFA', 'agfg afge'  
X:1
L:1/8
Q:1/2=70
M:2/2
K:D
 dAFA dAFA | dfeg fage | dAFA dAFA | Bedc d2 D2 :: agfg afge | dfed dcBA | agfg afge | 
 dfec d2 D2 :|  