Assertion: light bulb | /r/ObjectUse | used since early 20th century
Facets:
value: with a pear-like shape
type: OTHER
value: for general-purpose lighting applications
type: PURPOSE
value: with an edison screw base
type: OTHER
value: commonly
type: DEGREE
Source sentences:
text: The light bulb commonly used since the early 20th century for general-purpose lighting applications, with a pear-like shape and an Edison screw base, is referred to as an "A-series light bulb.
text: The light bulb commonly used since the early 20th century for general-purpose lighting applications, with a pear-like shape and an Edison screw base, is referred to as an "A-series light bulb.