Generate tunes according to the specified musical format and the provided motif.
X:1
L:1/8
M:2/4
K:G
['Bd dc/d/ ec ce dB cA', 'G2 fa ag/a/ bg gb af ge'  
X:1
L:1/8
M:2/4
K:G
 Bd dc/d/ | ec ce | dB cA | BG G2 | Bd dc/d/ | ec ce | dB cA | A2 G2 :: fa ag/a/ | bg gb | af ge | 
 e2 d2 | Bd df | ec ce | dB cA | A2 G2 :|  