Assertion: lamp's bulb | /r/HasProperty | broken
Facets:
Source sentences:
text: Because the bulb contains mercury, great care should be used if a bulb is broken, to prevent accidental contact or vapor exposure.
text: During normal use, the mercury cannot escape, although it will escape if the bulb is broken.
text: During normal use, the mercury cannot escape, although it will escape if the bulb is broken.