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Relation: subclass

direct-childrendocumentationgraph
LandTransitway35^
StationaryArtifact170^
    Railway8^
        BroadGaugeRailway.^
        DualGaugeRailway.^
        NarrowGaugeRailway.^
        StandardGaugeRailway.^
        ElectrifiedRailway.^
        MultipleTrackRailway.^
        Railhead.^
        RailJunction.^

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