Assertion: slippery elm | /r/CapableOf | call red elm
Facets:
value: for the color of its heartwood
type: CAUSE
Source sentences:
text: Slippery elm, also called red elm for the color of its heartwood, (American elm is sometimes called white elm for the same reason), is a deciduous tree growing to 60 feet tall with a form similar to that of American elm but with a more upright habit of growth.