Assertion: hand grenade | /r/HasProperty | staple offensive tool
Facets:
value: in the metal gear series
type: LOCATION
value: always
type: TEMPORAL
value: since their introduction in metal gear
type: TEMPORAL
Source sentences:
text: Hand grenades have been a staple offensive tool in the Metal Gear series ever since their introduction in Metal Gear 2: Solid Snake.
text: Hand grenades have always been a staple offensive tool in the Metal Gear series.