Assertion: grenade's radius | /r/HasProperty | effective
Facets:
Source sentences:
text: Fragmentation grenades can be divided into two main types, defensive and offensive, where the former are designed to be used from a position of cover, (e.g. in a slit trench or behind a suitable wall,) and have an effective radius greater than the distance they can be thrown, while the latter are for use by assaulting troops, and have a smaller effective fragmentation radius.