Construct a music composition that includes the given motif, while conforming to the necessary musical form.
X:1
L:1/8
M:2/2
K:G
['', 'G2 AG', 'd g3'  
X:1
L:1/8
M:2/2
K:G
 (3DEF |: G2 AG FGAF | GGFG AdcA | G2 AG FAdg | fdcA d2 cA :| d g3 fgaf | d g3 a2 gf | dggf gbag | 
 fdcA d2 cA | d g3 fgaf | d g3 a2 ga | bgaf g2 ag | fdcA d2 cA | G8 | 
"^1st part variations:" G{A}GAG FGAF | G2 FG AdcA | GBAG FAdg | fdcA (3Bcd cA | GzAG FGAF | 
 G2 FG AdcA | GzAG FAdg | fdcA d2 cA ||  