Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/16
M:2/2
K:D
['d2>e2d2f2 d2>e2d2f2 e2>f2 (gfe)d c4 (e3f/g/) f2d2d2d2', '(fga2) d2g2', 'e2>f2 (gf)(ed)', 'D4 fadf AdFA DFA2 dfa2 e2E2 (gf)(ed)', "DFAd Adfa dfad'", 'FAdf efef gfed c4 (e3f/g/) fgaf dAeg']  
X:1
L:1/16
M:2/2
K:D
|:"_Brisk" d2>e2d2f2 d2>e2d2f2 | e2>f2 (gfe)d c4 (e3f/g/) | f2d2d2d2 d2>e2d2f2 | 
 a2>b2 abag Tf4 a4 | g2>a2g2b2 f2>g2f2a2 | e2>f2 (gf)(ed) Tc4 e4 | 
 (dc)(BA) (BA)(GF) (GF)(ED) E2g2 | (fga2) e2>f2 d4 D4 :: (fga2) d2g2 fgaf d2>f2 | 
 e2>f2 (gf)(ed) Tc4 e4 | (fga2) d2g2 (fg)a2 d2>f2 | a2>b2 abag Tf4 a4 | (gfg)a g2b2 fefg f2a2 | 
 e2>f2 (gfed) Tc4 e4 | (dc)(BA) (BA)(GF) (GF)(ED) E2>g2 | (fga2) e2>f2 d4 D4 :: 
"^Variation" D2>E2D2g2 (ag)(fe) d2f2 | e2>f2 (gf)(ed) c4{cd} e4 | C2>E2D2g2 fgaf defg | 
 agab abag Tf4 a4 | (gd)b2 (gd)b2 (fd)(ad) (fd)(af) | e2>f2 (gf)(ed) Tc4{cd} e4 | 
 dfed cBAG FAdF E2g2 | fgab f2(ge) d4 D4 :: fadf AdFA DFA2 dfa2 | e2E2 (gf)(ed) c4 e3f/g/ | 
 f(dcd) (dcd)d dABc defg | ad'c'b agfg Tf4 a4 | g2 b4 (ag) afdA Fdfa | e2>f2 gefd Tc4{cd} e4 | 
 (dc)(BA) (BA)(GF) (GF)(ED) E2g2 | (fg)a2 e2>f2 d4 D4 :: DFAd Adfa dfad' d2>f2 | 
 (efg)f ecAd c4{cd} e4 | DFAd Adfa dfad' defg | adbd add'd f4{fg} a4 | bgdB G2>b2 afdA F2>a2 | 
 geEf gefd c4{cd} e4 |"^P.31" dgfA BdBG FAdF E2g2 | (fga2) e2>f2 d4 D4 :: fadf AdFA DFAd FAdf | 
 efef gfed c4 (e3f/g/) | fgaf dAeg (fga)f defg | agab abag f4{fg} a4 | gbbd' d'bag fabc' d'aTgf | 
 egfa gfed c4{cd} e4 | (3(dcB) (3(cBA) (3(BAG) (3(AGF) (3(GFE) (3(FED) E2g2 | 
 (fga)f (efg)e d4 D4 :|  