Create musical pieces following the given structure and incorporating the suggested musical concept.
X:1
L:1/8
Q:1/8=150
M:2/2
K:D
['(3ABc dAFA DFAd fdcd A2 ef gfed', 'FAdA FAdA GBdB GBdB'  
X:1
L:1/8
Q:1/8=150
M:2/2
K:D
 (3ABc | dAFA DFAd | fdcd A2 ef | gfed edcd | e2 dB A2 (3ABc | dAFA DFAd | fdcd A2 ef | gfed cABc | 
 d2 f2 d2 :| A2 | FAdA FAdA | GBdB GBdB | Acec Acec | dfaf dfaf | FAdA FAdA | GBdB GBdB | 
 Aceg fdec | d2 f2 d2 :|  