Compose a piece of music following the specified structure and theme.
X:1
L:1/8
M:6/8
K:D
['f2 f fed B2 B BAG FGA', 'ecA GFE DFA'  
X:1
L:1/8
M:6/8
K:D
 f2 f fed | B2 B BAG | FGA Bcd | efg gfe | f2 f fed | B2 B BAG | FGA BAG | Adc d3 :| fdf fdf | 
 ecA GFE | DFA Bcd | fdf e2 g | fdA fdA | ecA GFE | DFA dcB | Adc d2 :|  