Assertion: graphite | /r/CapableOf | leave black mark
Facets:
value: on everything
type: LOCATION
value: due to softness
type: CAUSE
value: due to its greasiness
type: CAUSE
Source sentences:
text: Graphite has a greasy feel and leaves a black mark, thus the name from the Greek verb graphein, “to write.
text: Graphite has a blackish-to-grayish color, and due to its greasiness and softness, it leaves a black mark when touched by hand.
text: Graphite is a slippery sort, leaving a black mark on everything it touches...