Assertion: lamp's wick | /r/HasProperty | tubular
Facets:
Source sentences:
text: Central draught kerosene lamp works the same way as flat wick lamp but it has tubular wick which gives more light and it has bigger glass chimney that gives more draft which lamp needs to burn properly.
text: There are three kinds of kerosene lamps: lamp with a flat wick, lamp that uses central draught and has tubular wick, and mantle lamp.