optical illusion primary subject, 11 assertions
Subgroups 1
literal optical illusion 1
Aspects 0
CapableOf 7
characterized by percei… 0.57
characterized by visual… 0.30
entice second look 0.30
use light 0.27
trick the eye 0.25
use color 0.25
defy common sense 0.21
CreatedBy 1
mountain 0.33
HasProperty 1
fun 0.46
ReceivesAction 2
caused by visual system 0.46
caused by parabolic roof 0.30