Triple

T8655253
Position Surface form Disambiguated ID Type / Status
Subject Thomaston, Connecticut E205397 entity
Predicate hasElementarySchool P113 FINISHED
Object Black Rock School
Black Rock School is a public elementary school serving young students in the town of Thomaston, Connecticut.
 E748648 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Black Rock School | Statement: [Thomaston, Connecticut, hasElementarySchool, Black Rock School]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Black Rock School
Context triple: [Thomaston, Connecticut, hasElementarySchool, Black Rock School]
  • A. Saint Ann's School
    Saint Ann's School is an independent, progressive K–12 school in Brooklyn, New York, known for its strong emphasis on the arts and lack of traditional grading.
  • B. High Rock School
    High Rock School is a public middle school in Needham, Massachusetts, serving sixth-grade students within the Needham Public Schools district.
  • C. Woodberry Forest School
    Woodberry Forest School is a private all-boys boarding school in Virginia known for its rigorous college-preparatory education and historic campus.
  • D. Dummer Academy
    Dummer Academy, now known as The Governor’s Academy, is a historic New England preparatory school in Massachusetts recognized as the oldest continuously operating boarding school in the United States.
  • E. Washington Island School
    Washington Island School is a small public K–12 school serving the local community on Washington Island in Wisconsin.
  • 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: Black Rock School
Target entity description: Black Rock School is a public elementary school serving young students in the town of Thomaston, Connecticut.
  • A. Saint Ann's School
    Saint Ann's School is an independent, progressive K–12 school in Brooklyn, New York, known for its strong emphasis on the arts and lack of traditional grading.
  • B. High Rock School
    High Rock School is a public middle school in Needham, Massachusetts, serving sixth-grade students within the Needham Public Schools district.
  • C. Woodberry Forest School
    Woodberry Forest School is a private all-boys boarding school in Virginia known for its rigorous college-preparatory education and historic campus.
  • D. Dummer Academy
    Dummer Academy, now known as The Governor’s Academy, is a historic New England preparatory school in Massachusetts recognized as the oldest continuously operating boarding school in the United States.
  • E. Washington Island School
    Washington Island School is a small public K–12 school serving the local community on Washington Island in Wisconsin.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Black Rock School
Triple: [Thomaston, Connecticut, hasElementarySchool, Black Rock School]
Generated description
Black Rock School is a public elementary school serving young students in the town of Thomaston, Connecticut.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69ca8350897c819086cde7596fbe5fe7 elicitation completed
NER batch_69cc4844586081909b687e278496eefa ner completed
NED1 batch_69cecce40c248190b4f2b21a1ecde80b ned_source_triple completed
NED2 batch_69cecf3a0e78819082cc7c43eceae309 ned_description completed
NEDg batch_69cece8c4bdc8190988990c675f50f86 nedg completed
Created at: March 30, 2026, 6:29 p.m.