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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

#------------------------------------------------------------------
# RDFS rule set v0.1.
# This variant is used in the case where the subclass and subproperty
# lattices have been precomputed by a transitive graph closure cache.
# and only includes the minimum useful core rules with no axioms.
# $Id: rdfs-fb-tgc-simple.rules,v 1.4 2009-03-09 18:10:16 der Exp $
#------------------------------------------------------------------

#------------------------------------------------------------------
# Tabling directives
#------------------------------------------------------------------

#-> tableAll().

#------------------------------------------------------------------
# RDFS Closure rules
#------------------------------------------------------------------


[rdfs2:  (?p rdfs:domain ?c), (?x ?p ?y) -> (?x rdf:type ?c)]
#[rdfs2:  (?p rdfs:domain ?c) -> [(?x rdf:type ?c) <- (?x ?p ?y)] ]
[rdfs3:  (?p rdfs:range ?c), (?x ?p ?y)  -> (?y rdf:type ?c) ]
#[rdfs3:  (?p rdfs:range ?c)  -> [(?y rdf:type ?c) <- (?x ?p ?y)] ]

[rdfs7:  (?p rdfs:subPropertyOf ?q), (?a ?p ?b), notEqual(?p,?q) -> (?a ?q ?b)]

# Either version should work, pure back one scales better.
# rdfs9:  (?x rdfs:subClassOf ?y) -> [ (?a rdf:type ?y) <- (?a rdf:type ?x)] ]
# [rdfs9-alt:  (?a rdf:type ?y) <- (?x rdfs:subClassOf ?y), (?a rdf:type ?x) ]
[rdfs9:  (?x rdfs:subClassOf ?y), (?a rdf:type ?x) -> (?a rdf:type ?y) ]

# Not needed - replaced by TGC front end
[rdfs11:  (?a rdfs:subClassOf ?b), (?b rdfs:subClassOf ?c) -> (?a rdfs:subClassOf ?c)]
[rdfs5: (?a rdfs:subPropertyOf ?b), (?b rdfs:subPropertyOf ?c) -> (?a rdfs:subPropertyOf ?c)]