Develop musical compositions by respecting the prescribed structure and combining the presented musical concept.
X:1
L:1/8
M:2/2
K:Bb
['BfdB fBdB', 'D/E/F BF'  
X:1
L:1/8
M:2/2
K:Bb
 BfdB fBdB | GBFD EC C2 | BfdB fBdB | ga/b/ fe dB B2 :| D/E/F BF dFBF | E/F/G cG eGcG | 
 D/E/F BF dFBF | FAce dB B2 | D/E/F BF dFBF | E/F/G cG eGcG | D/E/F BF dBfd | ga/b/ fe dB B2 ||  