Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:4/4
K:A
['AGAF E3 E']  
X:1
L:1/8
M:4/4
K:A
 E | AGAF E2 EE | AGAF E3 E | AGAB c2 ec | B4 A z2 E | AGAF E3 E | AGAF E3 E | AGAB c2 ec | 
 B4 A z2 |]  