Assertion: skateboarder's board | /r/HasProperty | stiff
Facets:
value: to enhance stability
type: PURPOSE
value: very
type: DEGREE
value: to improve control
type: PURPOSE
Source sentences:
text: These boards are usually 95–110 cm (37–43 in) long, with wheel bases of 28–35 in (710–890 mm), and are very stiff to improve control at speed.
text: Downhill boards are usually on the large side and are somewhat stiff to enhance stability and enable the rider to achieve the amazing speed of up to 80 mph.