Assertion: tank's use | /r/CapableOf | give important feedback
Facets:
value: on to design newer tanks
type: PURPOSE
Source sentences:
text: The tanks had been rushed into combat before the design was mature enough (against Churchill's and Ernest Swinton's wishes) and the number was small but their use gave important feedback on how to design newer tanks, the soundness of the concept, and their potential to affect the course of the war.