St. Marcellinus Secondary School
E794078
St. Marcellinus Secondary School is a Catholic high school in Mississauga, Ontario, known for its strong athletics program and for producing NBA player RJ Barrett.
All labels observed (1)
| Label | Occurrences |
|---|---|
| St. Marcellinus Secondary School canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9353783 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: St. Marcellinus Secondary School Context triple: [RJ Barrett, highSchool, St. Marcellinus Secondary School]
-
A.
St. Aloysius Gonzaga Secondary School
St. Aloysius Gonzaga Secondary School is a Catholic high school located in the Erin Mills area of Mississauga, Ontario, known for its academic programs and faith-based education.
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B.
St. Michael Catholic Secondary School
St. Michael Catholic Secondary School is a publicly funded Catholic high school serving students in Stratford and the surrounding area in Ontario, Canada.
-
C.
St. Margaret Mary Senior High School
St. Margaret Mary Senior High School is a secondary education institution located in the Dansoman suburb of Accra, Ghana.
-
D.
St Mary’s Secondary School
St Mary’s Secondary School is a post-primary educational institution located in Ballina, County Mayo, Ireland.
-
E.
St. John the Evangelist School
St. John the Evangelist School is a private Catholic school in Severna Park, Maryland, providing faith-based education for elementary and middle school students.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: St. Marcellinus Secondary School Target entity description: St. Marcellinus Secondary School is a Catholic high school in Mississauga, Ontario, known for its strong athletics program and for producing NBA player RJ Barrett.
-
A.
St. Aloysius Gonzaga Secondary School
St. Aloysius Gonzaga Secondary School is a Catholic high school located in the Erin Mills area of Mississauga, Ontario, known for its academic programs and faith-based education.
-
B.
St. Michael Catholic Secondary School
St. Michael Catholic Secondary School is a publicly funded Catholic high school serving students in Stratford and the surrounding area in Ontario, Canada.
-
C.
St. Margaret Mary Senior High School
St. Margaret Mary Senior High School is a secondary education institution located in the Dansoman suburb of Accra, Ghana.
-
D.
St Mary’s Secondary School
St Mary’s Secondary School is a post-primary educational institution located in Ballina, County Mayo, Ireland.
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E.
St. John the Evangelist School
St. John the Evangelist School is a private Catholic school in Severna Park, Maryland, providing faith-based education for elementary and middle school students.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Catholic high school
ⓘ
secondary school ⓘ |
| city | Mississauga NERFINISHED ⓘ |
| country | Canada ⓘ |
| educationLevel | secondary education ⓘ |
| followsCurriculum | Ontario secondary school curriculum ⓘ |
| governingBoard | Dufferin-Peel Catholic District School Board NERFINISHED ⓘ |
| hasAssessmentSystem | Ontario secondary school credit system ⓘ |
| hasAthleticsProgram | yes ⓘ |
| hasChaplaincy | yes ⓘ |
| hasDiplomaGranted | Ontario Secondary School Diploma NERFINISHED ⓘ |
| hasExtracurricularActivityType |
athletics
ⓘ
clubs ⓘ student leadership ⓘ |
| hasGenderAdmissionPolicy | co-educational ⓘ |
| hasGuidanceDepartment | yes ⓘ |
| hasGymnasium | yes ⓘ |
| hasLanguageOfInstruction | English ⓘ |
| hasLibrary | yes ⓘ |
| hasNotableAlumnus | RJ Barrett NERFINISHED ⓘ |
| hasReligiousEducation | Catholic religious studies ⓘ |
| hasReligiousServices | school Masses ⓘ |
| hasSchoolBoardType | Catholic school board ⓘ |
| hasSportsTeamsName | Saints NERFINISHED ⓘ |
| knownFor |
producing NBA player RJ Barrett
ⓘ
strong athletics program ⓘ |
| locatedIn |
Greater Toronto Area
ⓘ
Mississauga NERFINISHED ⓘ Ontario ⓘ Peel Region NERFINISHED ⓘ |
| namedAfter | Saint Marcellinus NERFINISHED ⓘ |
| offersGrade |
10
ⓘ
11 ⓘ 12 ⓘ 9 ⓘ |
| offersProgramType |
academic
ⓘ
applied ⓘ locally developed ⓘ |
| province | Ontario ⓘ |
| region | Southern Ontario NERFINISHED ⓘ |
| religiousAffiliation | Roman Catholic ⓘ |
| schoolType | high school ⓘ |
| sportOffered |
basketball
ⓘ
football ⓘ rugby ⓘ soccer ⓘ track and field ⓘ volleyball ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: St. Marcellinus Secondary School Description of subject: St. Marcellinus Secondary School is a Catholic high school in Mississauga, Ontario, known for its strong athletics program and for producing NBA player RJ Barrett.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.