"In the Osis experiment, Tanous was to project himself to a specified target area, an enclosed space containing an optical viewing-device that displayed randomly selected visual targets."
"Ivan Shulubin and the other infantry leaders felt more able to infiltrate the close country on the flanks than previously, while Tursov, in the enclosed space of Iffezheim, and the surviving tank commanders who were endeavouring to blast their way across the Bühl Plateau, at least had the advantage of full vision instead of the restricted arcs inflicted on them by optics."
"Defenders and attackers advanced and retreated within the staging area, shooting and screaming imprecations and defiance, transforming the enclosed space into a fiery farrago of death and confusion in which it was difficult to tell friend from foe despite the aid of advanced technology."