Craft melodies considering the provided motif and the designated musical organization.
X:1
L:1/8
M:4/4
K:G
['(3BcB Ac BG', 'a2 z a a2 ag', '(3FGF EG FD', 'e2 z e e2 ed'  
X:1
L:1/8
M:4/4
K:G
 (3BcB Ac BG G2 | BGdG BGDG | B2 Ac BGAG | (3Bcd ef gfed | (3BcB Ac BG (3BAG | BGDG BG G z | 
 (3BcB Ac BG G2 | (3Bcd ef g2 || fg | a2 z a a2 ag | fgab (3c'ba (3bag | a2 z a a2 ag | 
 fd (3Bcd g2 fg | a2 z a a2 ag | fgab c'2 bc' | d'2 (3c'ba bgag | g2 af gfed || 
[K:D]"^same tune, lower key" (3FGF EG FD D2 | FDAD FDA,D | F2 EG FDED | (3FGA Bc dcBA | 
 (3FGF EG FD (3FED | FDA,D FD D z | (3FGF EG FD D2 | (3FGA Bc d2 || cd | e2 z e e2 ed | 
 cdef (3gfe (3fed | e2 z e e2 ed | cA (3FGA d2 cd | e2 z e e2 ed | cdef g2 fg | a2 (3gfe fded | 
 d2 ec dcBA ||  