Create a musical piece that integrates the provided motif and follows the prescribed alphabetical structure.
X:1
L:1/8
Q:1/4=140
M:2/4
K:F
['f>ff>f f3 d cAGF G2 AB cfff', 'c4 gggg Tg2 a2 gfed cBAG AFcA']  
X:1
L:1/8
Q:1/4=140
M:2/4
K:F
 f>ff>f | f3 d | cAGF | G2 AB | cfff | f2 ed | eg =Bd | c4 :: gggg | Tg2 a2 | gfed | cBAG | AFcA | 
 f2 ed | cBAG | F4 :|  