Assertion: skateboarder's trick | /r/HasProperty | combined with grind
Facets:
value: such as flip crooked grind
type: OTHER
Source sentences:
text: Numerous variations have been invented, whereby flip tricks are combined with grinds, such as the 'kickflip 50-50', 'nollie flip crooked grind', or 'crooked grind nollie flip out'.