Assertion: stair rail | /r/CapableOf | serve as handrail
Facets:
Source sentences:
text: Stair rail requirements, when, where, why; stair rails (guards) may serve as handrails, and vice-versa.
text: A stair rail may itself be graspable and serve as a handrailing, or the stair rail might be higher, larger, and not-graspable, as shown in our photo at left.