Assertion: mortar | /r/ObjectUse | used by insurgent groups
Facets:
Source sentences:
text: Improvised, or "home-made", mortars have been used by insurgent groups, usually to attack fortified military installations or to terrorize civilians.
text: Improvised, or "home-made", mortars have been used by insurgent groups, usually to attack fortified military installations or to terrorize civilians.