Assertion: roller ball pen | /r/CapableOf | use ball point
Facets:
value: with water-based liquid
type: OTHER
value: with gelled ink
type: OTHER
Source sentences:
text: Roller ball pens or roll pens are pens which use ball point writing mechanisms with water-based liquid or gelled ink, as opposed to the oil-based viscous inks found in ballpoint pens.