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Term 1: Term 2:

(=>
    (and
        (instance ?WATER River)
        (trafficableForTrafficType ?WATER ?TYPE)
        (subclass ?TYPE WaterVehicle))
    (instance ?WATER Waterway))
Transportation.kif 1823-1828
(subclass River StreamWaterArea) Geography.kif 5605-5605 River is a subclass of stream water area
(subclass River FreshWaterArea) Geography.kif 5606-5606 River is a subclass of fresh water area
(subclass River BodyOfWater) Geography.kif 5607-5607 River is a subclass of body of water


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