planning direction condition
0 = unspecified
1 = forward
2 = backward

1 = male
2 = female
3 = other identity

motion perspective
0 = time(7)
1 = ego(9)

contrast 1
-1 = forward and unspecified
2 = backard

contrast 2
-1 = unspecified
0 = backward
1 = forward

gender recode
-1 = female
1 = male