| http://www.w3.org/ns/prov#value | - A channel selection device 130 is configured to allow different subsets 132(1)-132(N) (collectively referred to as subsets 132) of the at least partially overlapping images 114 to be simultaneously viewed by viewers 140(1)-140(N) (collectively referred to as viewers 140) on display surface 116 where N is an integer greater than or equal to two.
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