Construct a musical piece that follows the designated lettered structure and integrates the provided motif throughout.
X:1
L:1/8
Q:1/4=56
M:3/4
K:Dmin
['d2 d2 dc (d2 g2) g>f d2', 'AG F2']  
X:1
L:1/8
Q:1/4=56
M:3/4
K:Dmin
"^Largo" d2 d2 dc | (d2 g2) g>f | d2 fdc>B | B4 FG | (A2 B2) AG | (F2 f2) dc | (B2 A2) TG>F | D4 || 
 DE | F2 B2 AG | F2 F2 F/G/A | B2 d2 c>B | B4 FG | (A2 B2) AG | (F2 f2) dc | B2 (AG) (TG>F) | 
 D4 DE | (F2 B2) AG | F2 F2 F/G/A | B2 d2 Tc>B | B4 FG | (A2 B2) AG | F2 f2 dc | B2 AG TG>F | D4 ||  