Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
Q:1/8=240
M:7/8
K:none
['AG ^F2 _E'  
X:1
L:1/8
Q:1/8=240
M:7/8
K:none
|:"^A""Gm" A T_B2 BA GB |"D" A3- A2 AG |"Cm" ^F TG2 GF _EG |"D" ^F3 D_E ^FG | 
"Gm" A_B{D}B{D} BA GB |"D" GA{D}A{D} AG ^FA |"Cm" ^F G2 GF _ED |"D" D7 ::"^B""Gm" D3 G2 G^F | G7 | 
 ^F G2 _B2 AG |"D" ^F2 _E F2 E2 | D7 ::"Gm" G3- G2 G^F |"Cm" _E E2 E2- ED |"D" D2 _E ^F2 AG | 
 ^F2 _E F2"Cm" E2 |"D" D7 :|  