Infer exactMatch using case-insensitive string match on prefLabel

InferExactMatch_byPrefLabel.sparql

Select

PREFIX belv: <http://www.openbel.org/vocabulary/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX xsd:  <http://www.w3.org/2001/XMLSchema/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX fn: <http://www.w3.org/2005/xpath-functions#>

# Bind ?namespaceConceptScheme to the URI of the namespace resource whose concepts you would like equivalenced via concept type and case-insensitive string match.
# Bind ?namespaceConceptType to the URI of the most-specific concept type within ?namespaceConceptScheme. If this isn't provided then concepts will match when they are both Concept, NamespaceConcept, etc.

SELECT *
WHERE {
    ?source skos:inScheme   ?namespaceConceptScheme .
    ?source rdf:type        ?namespaceConceptType   .
    ?source skos:prefLabel  ?sourceLabel            .
    ?target rdf:type        ?namespaceConceptScheme .
    ?target skos:prefLabel  ?targetLabel            .
    FILTER (fn:lower-case(?sourceLabel) = fn:lowercase(?targetLabel))
}

-----

Select - With example bindings

PREFIX belv: <http://www.openbel.org/vocabulary/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX xsd:  <http://www.w3.org/2001/XMLSchema/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX fn: <http://www.w3.org/2005/xpath-functions#>

# Bind ?namespaceConceptScheme to the URI of the namespace resource whose concepts you would like equivalenced via concept type and case-insensitive string match.
# Bind ?namespaceConceptType to the URI of the most-specific concept type within ?namespaceConceptScheme. If this isn't provided then concepts will match when they are both Concept, NamespaceConcept, etc.

SELECT *
WHERE {
    ?source skos:inScheme   <http://www.openbel.org/bel/namespace/mesh-processes> .
    ?source rdf:type        <http://www.openbel.org/vocabulary/BiologicalProcessConcept> .
    ?source skos:prefLabel  ?sourceLabel                          .
    ?target rdf:type        <http://www.openbel.org/vocabulary/BiologicalProcessConcept> .
    ?target skos:prefLabel  ?targetLabel                          .
    FILTER (fn:lower-case(?sourceLabel) = fn:lowercase(?targetLabel))
}

-----

Construct

PREFIX belv: <http://www.openbel.org/vocabulary/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX xsd:  <http://www.w3.org/2001/XMLSchema/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX fn: <http://www.w3.org/2005/xpath-functions#>

# Bind ?namespaceConceptScheme to the URI of the namespace resource whose concepts you would like equivalenced via concept type and case-insensitive string match.
# Bind ?namespaceConceptType to the URI of the most-specific concept type within ?namespaceConceptScheme. If this isn't provided then concepts will match when they are both Concept, NamespaceConcept, etc.

CONSTRUCT {
    ?source skos:exactMatch ?target                 .
}
WHERE {
    ?source skos:inScheme   ?namespaceConceptScheme .
    ?source rdf:type        ?namespaceConceptType   .
    ?source skos:prefLabel  ?sourceLabel            .
    ?target rdf:type        ?namespaceConceptScheme .
    ?target skos:prefLabel  ?targetLabel            .
    FILTER (fn:lower-case(?sourceLabel) = fn:lowercase(?targetLabel))
}