Assertion: tank | /r/HasProperty | essential
Facets:
value: for the conduct of the war
type: PURPOSE
Source sentences:
text: The following month, in light of a report into British and French theories on tank operation, the American Expeditionary Forces' commander-in-chief, Gen. John Pershing, decided that both light and heavy tanks were essential for the conduct of the war and should be acquired as soon as possible.