Assertion: fountain pen's nib | /r/CapableOf | use the ink
Facets:
value: as a lubricant
type: PURPOSE
Source sentences:
text: Ideally, a fountain pen's nib glides across the paper using the ink as a lubricant, and writing requires no pressure.
text: Ideally, a fountain pen's nib glides across the paper using the ink as a lubricant and requires no pressure.