#operation.action the state of being in effect or being operative; "that rule is no longer in operation"
supertype: #action.state__activity__activeness the state of being active; "his sphere of activity"; "he is out of action"
subtype: #commission.operation the state of being in good working order and ready for operation; "put the ships into commission"; "the motor was out of commission"
subtype: #running.operation the state of being in operation; "the engine is running smoothly"
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