Develop musical pieces that incorporate the given motif and follow the specified structure.
X:1
L:1/8
M:2/2
K:G
['G2 Bd e2 dB', '(f<a)ag (fd)de fdag (fd) d2'  
X:1
L:1/8
M:2/2
K:G
 G2 Bd e2 dB | (GA)BG (AG)EF | G2 Bd e2 dB | (cA)BG (EG) G2 :| (f<a)ag (fd)de | fdag (fd) d2 | 
 (f<a)ag (fd)df | edef gfed | (f<a)ag (fd)de | fdag (fd) d2 | bgaf gfef | dfaf gedB |]  