Assertion: grenade | /r/HasProperty | solution
Facets:
value: to the stalemate of trench warfare
type: TRANSITIVE-OBJECT
Source sentences:
text: Used by every major belligerent in the First World War, grenades were initially seen as a solution to the stalemate of trench warfare and since grenade employment focused on trench clearing, early organization and employment techniques were similar for both sides.