Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
M:4/4
K:D
['', '(3ABc dAFA DFAd fdcd A2 ef g2', 'FAdA FAdA GBdB GBdB'  
X:1
L:1/8
M:4/4
K:D
 (3ABc |: dAFA DFAd | fdcd A2 ef | g2 fe fdcd | (3efe (3dcB A2 (3ABc | dAFA DFAd | fdcd A2 ef | 
 g2 fe fdcd | eddc d2 AG :: FAdA FAdA | GBdB GBdB | Acec Acec | dfaf (3gfe (3cBA | FAdA FAdA | 
 GBdB GBdB | Acef gecd | eddc d2 AG :|  