Assertion: oak | /r/HasAspect | leaf
Facets:
Source sentences:
text: Oaks have leaves that can be lobed, serrated or flat on the edges.
text: Does your oak tree have leaves that are rounded on the bottom of the sinus and at the top of the lobe and have no spines (white oak) or does your tree have leaves that are angular to rounded at the base of the sinus and angular at the top of the lobe and have small spines (red oak)?