Assailant

http://premon.fbk.eu/resource/fn15-besieging@assailant an entity of type: Concept

The Assailant is a group of armed forces (or, metonymically, their commander or the organization they represent) that encircles, surrounds, or otherwise cuts off the Beseiged in an attempt to force surrender.
xsd:dateTime 2006-10-31T11:38:02+01:00 
Assailant 
xsd:int 10748 
ass 

data from the linked data cloud