Build a musical number by combining the given character designation and the presented melodic structure.
X:1
L:1/8
Q:1/4=120
M:2/4
K:D
['F/G/ [AF][AF][AF]', 'f/g/ aaa']  
X:1
L:1/8
Q:1/4=120
M:2/4
K:D
 F/G/ | [AF][AF][AF] F/G/ | [AF][AF][AF] d/c/ | B/A/G/F/ EA | FD D F/G/ | [AF][AF][AF] F/G/ | 
 [AF][AF][AF] d/f/ | edcB | A/^G/A/B/ A :: f/g/ | aaa f/g/ | aaa a/f/ | eg/f/ ce/c/ | 
 df/d/ .A f/g/ | aaa f/g/ | aaa f/g/ | bgec | d2 d :|  