For people, things, a mass object (actor -um- & theme) to surround people or animals (loc ref -on) preventing escape, as for men to surround a wild pig in a fire trap, gināat, soldiers to surround enemies, a fire to surround one entrapped in a burning house.
Umuy tu'u li'mūton nan lāman an bimmūhu' hinan ūma ta gayangon tu'u.
Let's go to surround the wild pig which came out into the upland field so that we will spear it.