Create musical pieces following the given structure and incorporating the suggested musical concept.
X:1
L:1/8
M:6/8
K:D
['ded d2 f', 'a2 f'  
X:1
L:1/8
M:6/8
K:D
 ded d2 f | ded d2 f | ecA Ace | ecA ABc | ded d2 f | ded d2 f | ecA ABc | d3 d3 :: a2 f a2 f | 
 ded dga | b2 g b2 g | efe efg | a2 f a2 f | ded g3 | ecA ABc | d3 d3 :|  