Build a musical number by combining the given character designation and the presented melodic structure.
X:1
L:1/8
M:2/4
K:B
['B,B, B,B, F,B, B,2 |]:[M:3/4] GF', 'F2 FB, D/B,G,/ G,F, |[M:2/4] B,G, B,B,', 'B,B, G,G,']  
X:1
L:1/8
M:2/4
K:B
 B,B, B,B, | F,B, B,2 |]:[M:3/4] GF BF F2 | FB, D/B,G,/ G,F, |[M:2/4] B,G, B,B, | G,G, G,2 | 
 z G, G,2 :| D/B,/D DB, | G,D D2 | B,D D/B,/B, | G,G, G,2 | D/B,/D DB, | G,D D2 | B,D D/B,/B, | 
 G,G, G, z |[M:3/4] B,/G,/G, G,B, B,B, | G,G, G,B, B,B, | G,G, G,G, G, z | B,/G,/G, G,D B,B, | 
 G,G, G,D B,B, | G,G,/ z/ G,D B,B, | G,G, G,D B,D | B,G, G,G, G, z | B,G, G,D B,D | G,2 G,G, G,G, | 
 G,2 G,2 z2 |]  