add rdf:Statement

oeg-upm · Sep 24, 2022 · f48aa61 · f48aa61
1 parent 7748acf
commit f48aa61
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diff --git a/queries/q15/q15-reification.rq b/queries/q15/q15-reification.rq
@@ -5,6 +5,7 @@ SELECT ?x ?y ?z
 WHERE {
   ?x a ub:GraduateStudent .
   ?x ub:takesCourse <http://www.department0.university0.edu/graduateCourse0> .
+  ?r a rdf:Statement .
   ?r rdf:subject ?x .
   ?r rdf:predicate ub:undergraduateDegreeFrom .
   ?r rdf:object ?y .

diff --git a/queries/q16/q16-reification.rq b/queries/q16/q16-reification.rq
@@ -4,6 +4,7 @@ PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
 SELECT ?x ?y ?z ?w
 WHERE {
   ?x a ub:GraduateStudent .
+  ?r a rdf:Statement .
   ?r rdf:subject ?x .
   ?r rdf:predicate ub:undergraduateDegreeFrom .
   ?r rdf:object ?y .

diff --git a/queries/q17/q17-reification.rq b/queries/q17/q17-reification.rq
@@ -3,6 +3,7 @@ PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
 
 SELECT ?x
 WHERE {
+  ?r a rdf:Statement .
   ?r rdf:subject <http://www.department14.university0.edu/graduateStudent106> .
   ?r rdf:predicate ub:undergraduateDegreeFrom .
   ?r rdf:object <http://www.university1.edu> .

diff --git a/queries/q18/q18-reification.rq b/queries/q18/q18-reification.rq
@@ -4,6 +4,7 @@ PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
 
 SELECT ?x ?y ?z
 WHERE {
+  ?r a rdf:Statement .
   ?r rdf:subject ?x .
   ?r rdf:predicate ?y .
   ?r rdf:object ?z .