Assertion: artillery's gun | /r/ObjectUse | used as field
Facets:
value: widely
type: DEGREE
Source sentences:
text: Some anti-aircraft guns could also be used as field or anti-tank artillery, providing they had suitable sights.
text: The principal guns widely used in the field are listed in the following table.
text: Some anti-aircraft guns could also be used as field or anti-tank artillery, providing they had suitable sights.