Assertion: trapezium's surface | /r/HasProperty | articulates
Facets:
value: with the lunate
type: OTHER
Source sentences:
text: The superior surface is round, smooth, and articulates with the lunate bone.
text: The superior surface is round, smooth, and articulates with the lunate.
text: The superior surface, the apex of the wedge, is narrow, convex, smooth, and articulates with the lunate.