Assertion: roller skate's wheel | /r/HasProperty | the h-block
Facets:
Source sentences:
text: Aggressive skates are identifiable from recreational or speed skates by a prominent gap in between the second and third wheels (The H-Block) which allows for grinds perpendicular to the direction of the wheels.
text: Aggressive skates are identifiable by a prominent gap in between the second and third wheels (known as the H-Block) which allows for grinds perpendicular to the direction of the wheels.