Assertion: light | /r/HasProperty | focused into narrower beam
Facets:
value: to intensify the beam
type: PURPOSE
Source sentences:
text: First, back lights are often placed closer to the subject than the key light, and, second, with subjects confined to a limited area like a chair, the beams of most Fresnel lights can easily be "pinned down" (focused into a narrower beam) to intensify the beam.