Assertion: tank's armor | /r/MadeOf | low density filler
Facets:
value: between relatively thick steel plates
type: LOCATION
value: between castings
type: TEMPORAL
value: often
type: TEMPORAL
Source sentences:
text: Soviet main battle tanks from the T-64 onward utilised composite armor which often consisted of some low density filler between relatively thick steel plates or castings, for example Combination K.