Assertion: skateboarder's trick | /r/HasProperty | invented on vert
Facets:
value: in 1985
type: TEMPORAL
value: by neil blender
type: OTHER
Source sentences:
text: This trick was invented on vert by Neil Blender in 1985; an early proto-version can by witnessed in Powell Peralta's second video, Future Primitive, during Blender's brief cameo appearance on Lance Mountain's backyard ramp.