Assertion: projector's lamp | /r/CapableOf | serve as backup
Facets:
value: in the lamps
type: LOCATION
value: to the other lamp
type: TRANSITIVE-OBJECT
value: with a dual lamp projector
type: OTHER
value: in the event of failure
type: TEMPORAL
Source sentences:
text: With a dual lamp projector one lamp can serve as a backup to the other lamp in the event of failure or the lamps can be programmed to switch at specific intervals.