| http://www.w3.org/ns/prov#value | - ces are lighted-on, and controls a plurality of groups of the light-emitting devices to sequentially light-on group by group, the groups including a group of the light-emitting devices that belong to blue in the visible light range, a group of the light-emitting devices that belong to green in the visible light range, and a group of the light-emitting devices that belong to red in the visible ligh
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