Write musical works that keep the predetermined structure and weave in the given motif
X:1
L:1/16
Q:1/4=90
M:2/4
K:F
['dBdg fedc fgaf', 'fagf gedc gabg'  
X:1
L:1/16
Q:1/4=90
M:2/4
K:F
 c2(AB) c2(fe) | dBdg fedc | fgaf d2ga | bgaf fedc | d2AB c2fe | dBdg fedc | fgaf dbag | fage f4 :: 
 fagf gedc | gabg afcA | BdgB AcfA | GABc BAGF | fagf gedc | gabg agfe | fac_e dbag | afge f4 :|  