Assertion: projector's light | /r/HasProperty | obtained by dint of yellow glass
Facets:
value: for the headlight bulb
type: PURPOSE
value: for lens
type: PURPOSE
Source sentences:
text: Yellow light was obtained by dint of yellow glass for the headlight bulb or lens, a yellow coating on a colourless bulb, lens, or reflector, or a yellow filter between the bulb and the lens.