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worldmind_constraints.shacl.ttl

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+@prefix : <http://worldmind.ai/rivers-v4#> .
+@prefix sh: <http://www.w3.org/ns/shacl#> .
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
+
+# SHACL Constraints for Rivers Extended Verification
+
+# Constraint 1: Tributaries must be River instances
+:TributaryTypeConstraint
+    a sh:NodeShape ;
+    sh:targetSubjectsOf :hasTributary ;
+    sh:sparql [
+        a sh:SPARQLConstraint ;
+        sh:message "Objects of :hasTributary must be instances of :River" ;
+        sh:select """
+            PREFIX : <http://worldmind.ai/rivers-v4#>
+            
+            SELECT $this ?tributary
+            WHERE {
+                $this :hasTributary ?tributary .
+                FILTER NOT EXISTS {
+                    ?tributary rdf:type :River .
+                }
+            }
+        """ ;
+    ] .
+
+# Constraint 2: Source elevation must be positive
+:SourceElevationPositiveConstraint
+    a sh:NodeShape ;
+    sh:targetClass :River ;
+    sh:sparql [
+        a sh:SPARQLConstraint ;
+        sh:message "Source elevation must be positive" ;
+        sh:select """
+            PREFIX : <http://worldmind.ai/rivers-v4#>
+            
+            SELECT $this
+            WHERE {
+                $this :sourceElevation ?elev .
+                FILTER (?elev <= 0)
+            }
+        """ ;
+    ] .
+
+# Constraint 3: Length must be positive
+:LengthPositiveConstraint
+    a sh:NodeShape ;
+    sh:targetClass :River ;
+    sh:sparql [
+        a sh:SPARQLConstraint ;
+        sh:message "River length must be positive" ;
+        sh:select """
+            PREFIX : <http://worldmind.ai/rivers-v4#>
+            
+            SELECT $this
+            WHERE {
+                $this :length ?len .
+                FILTER (?len <= 0)
+            }
+        """ ;
+    ] .
+
+# Constraint 4: Discharge must be positive
+:DischargePositiveConstraint
+    a sh:NodeShape ;
+    sh:targetClass :River ;
+    sh:sparql [
+        a sh:SPARQLConstraint ;
+        sh:message "Discharge must be positive" ;
+        sh:select """
+            PREFIX : <http://worldmind.ai/rivers-v4#>
+            
+            SELECT $this
+            WHERE {
+                $this :discharge ?dis .
+                FILTER (?dis <= 0)
+            }
+        """ ;
+    ] .
+
+# Constraint 5: Rivers with mouth elevation should have it >= 0 (sea level or above)
+:MouthElevationConstraint
+    a sh:NodeShape ;
+    sh:targetClass :River ;
+    sh:sparql [
+        a sh:SPARQLConstraint ;
+        sh:message "Mouth elevation should typically be >= 0" ;
+        sh:select """
+            PREFIX : <http://worldmind.ai/rivers-v4#>
+            
+            SELECT $this
+            WHERE {
+                $this :mouthElevation ?mouth .
+                FILTER (?mouth < -100)
+            }
+        """ ;
+    ] .
+
+# Constraint 6: Source elevation must be > mouth elevation (rivers flow downhill)
+:RiverFlowDownhillConstraint
+    a sh:NodeShape ;
+    sh:targetClass :River ;
+    sh:sparql [
+        a sh:SPARQLConstraint ;
+        sh:message "Source elevation must be greater than mouth elevation" ;
+        sh:select """
+            PREFIX : <http://worldmind.ai/rivers-v4#>
+            
+            SELECT $this
+            WHERE {
+                $this :sourceElevation ?src .
+                $this :mouthElevation ?mouth .
+                FILTER (?src <= ?mouth)
+            }
+        """ ;
+    ] .
+
+# Constraint 7: Geographic consistency - if river traverses a state, it should be in that state's country
+:GeographicConsistencyConstraint
+    a sh:NodeShape ;
+    sh:targetSubjectsOf :traverses ;
+    sh:sparql [
+        a sh:SPARQLConstraint ;
+        sh:message "If traversing US state, river should be in US country" ;
+        sh:select """
+            PREFIX : <http://worldmind.ai/rivers-v4#>
+            PREFIX dbr: <http://dbpedia.org/resource/>
+            
+            SELECT $this
+            WHERE {
+                $this :traverses ?state .
+                ?state rdf:type :State .
+                FILTER NOT EXISTS {
+                    $this :inCountry dbr:United_States .
+                }
+            }
+        """ ;
+    ] .

worldmind_core.ttl

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+@prefix : <http://worldmind.ai/rivers-v4#> .
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix owl: <http://www.w3.org/2002/07/owl#> .
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
+@prefix dbr: <http://dbpedia.org/resource/> .
+
+# Advanced Ontology for Rivers Extended Experiment
+# Core Entities and Properties
+
+# Classes
+:River a owl:Class ;
+    rdfs:label "River" ;
+    rdfs:comment "A natural flowing watercourse" .
+
+:GeographicFeature a owl:Class ;
+    rdfs:label "Geographic Feature" ;
+    rdfs:comment "A natural or administrative geographic entity" .
+
+:State a owl:Class ;
+    rdfs:label "US State" ;
+    rdfs:comment "A US state" .
+
+:County a owl:Class ;
+    rdfs:label "County" ;
+    rdfs:comment "A county subdivision" .
+
+:Country a owl:Class ;
+    rdfs:label "Country" ;
+    rdfs:comment "A country or nation" .
+
+:RiverSystem a owl:Class ;
+    rdfs:label "River System" ;
+    rdfs:comment "A major river system or watershed" .
+
+:Elevation a owl:Class ;
+    rdfs:label "Elevation" ;
+    rdfs:comment "An elevation measurement in meters" .
+
+# Object Properties
+:hasSource a owl:ObjectProperty ;
+    rdfs:label "has source" ;
+    rdfs:comment "Relates a river to its source feature" ;
+    rdfs:domain :River ;
+    rdfs:range :GeographicFeature .
+
+:hasMouth a owl:ObjectProperty ;
+    rdfs:label "has mouth" ;
+    rdfs:comment "Relates a river to its terminus" ;
+    rdfs:domain :River ;
+    rdfs:range :GeographicFeature .
+
+:hasTributary a owl:ObjectProperty ;
+    rdfs:label "has tributary" ;
+    rdfs:comment "Relates a river to a tributary" ;
+    rdfs:domain :River ;
+    rdfs:range :River .
+
+:flowsInto a owl:ObjectProperty ;
+    rdfs:label "flows into" ;
+    rdfs:comment "Relates a river to another river it flows into" ;
+    rdfs:domain :River ;
+    rdfs:range :River .
+
+:traverses a owl:ObjectProperty ;
+    rdfs:label "traverses" ;
+    rdfs:comment "Relates a river to a US state it passes through" ;
+    rdfs:domain :River ;
+    rdfs:range :State .
+
+:inCounty a owl:ObjectProperty ;
+    rdfs:label "in county" ;
+    rdfs:comment "Relates a river to a county" ;
+    rdfs:domain :River ;
+    rdfs:range :County .
+
+:inCountry a owl:ObjectProperty ;
+    rdfs:label "in country" ;
+    rdfs:comment "Relates a river to a country" ;
+    rdfs:domain :River ;
+    rdfs:range :Country .
+
+:partOfSystem a owl:ObjectProperty ;
+    rdfs:label "part of river system" ;
+    rdfs:comment "Relates a river to a river system" ;
+    rdfs:domain :River ;
+    rdfs:range :RiverSystem .
+
+:drainsInto a owl:ObjectProperty ;
+    rdfs:label "drains into" ;
+    rdfs:comment "Relates a river to its drainage basin" ;
+    rdfs:domain :River ;
+    rdfs:range :GeographicFeature .
+
+# Data Properties
+:length a owl:DatatypeProperty ;
+    rdfs:label "length" ;
+    rdfs:comment "River length in meters" ;
+    rdfs:domain :River ;
+    rdfs:range xsd:double .
+
+:discharge a owl:DatatypeProperty ;
+    rdfs:label "discharge" ;
+    rdfs:comment "Average discharge in cubic meters per second" ;
+    rdfs:domain :River ;
+    rdfs:range xsd:double .
+
+:elevation a owl:DatatypeProperty ;
+    rdfs:label "elevation" ;
+    rdfs:comment "Elevation in meters" ;
+    rdfs:domain :GeographicFeature ;
+    rdfs:range xsd:double .
+
+:sourceElevation a owl:DatatypeProperty ;
+    rdfs:label "source elevation" ;
+    rdfs:comment "Source elevation in meters" ;
+    rdfs:domain :River ;
+    rdfs:range xsd:double .
+
+:mouthElevation a owl:DatatypeProperty ;
+    rdfs:label "mouth elevation" ;
+    rdfs:comment "Mouth elevation in meters" ;
+    rdfs:domain :River ;
+    rdfs:range xsd:double .
+
+:abstractText a owl:DatatypeProperty ;
+    rdfs:label "abstract text" ;
+    rdfs:comment "Descriptive text about the river" ;
+    rdfs:domain :River ;
+    rdfs:range xsd:string .
+
+:otherNames a owl:DatatypeProperty ;
+    rdfs:label "other names" ;
+    rdfs:comment "Alternative names for the river" ;
+    rdfs:domain :River ;
+    rdfs:range xsd:string .