Assertion: artillery's howitzer | /r/HasProperty | done by the 11th marine regiment
Facets:
value: at the battle of chosin reservoir
type: LOCATION
value: during the korean war
type: TEMPORAL
Source sentences:
text: Despite being designed to fire at trajectories with a steep angle of descent, howitzers can be fired directly, as was done by the 11th Marine Regiment at the Battle of Chosin Reservoir, during the Korean War.