Construct melodies utilizing the provided motif and adhere to the outlined musical structure.
X:1
L:1/4
M:2/4
K:Eb
['G E']  
X:1
L:1/4
M:2/4
K:Eb
 E F | E G | E A | E B | E c | B e | e d | e2 | e d | e c | e B | e A | G B | F B | G E | E2 |]  