Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/8
M:6/8
K:D
['f/e/ d2 B AFA B2 d g2', 'z f g2 g gab f2 f']  
X:1
L:1/8
M:6/8
K:D
 f/e/ | d2 B AFA | B2 d g2 b | a2 f fed | efe e2 f/e/ | d2 B AFA | B2 d g2 b | afd A2 c | 
 d z !plus!A !plus!D z :: f | g2 g gab | f2 f fga | e2 e ef^g | a z !plus!e !plus!A z B | 
 A2 A AFA | B2 d g2 b | afd A2 c | d z !plus!A !plus!D z :|  