Assertion: close helmet | /r/CapableOf | use single pivot point
Facets:
value: for bevor
type: PURPOSE
value: for the double visor
type: PURPOSE
Source sentences:
text: Comparison of a close helmet and an armet in open position, showing that the close helmet uses a single pivot point for the double visor and bevor, while the armet has hinged cheek plates that lock in place