Construct a musical arrangement using the specified alphabetical sequence and the given motif as a foundation.
X:1
L:1/8
M:2/4
K:F
['FFGG AGFA BAGF']  
X:1
L:1/8
M:2/4
K:F
 E/C/ | FFGG | AGFA | BAGF | E2 z E | FFGG | AGFA | BAGF | G2 z C | CCCE | F>FF z | G2 GG | cccB | 
 AABG | F2 z |]  