Triple

T3181962
Position Surface form Disambiguated ID Type / Status
Subject Magoun Square E66608 entity
Predicate streetJunctionOf P6234 FINISHED
Object Medford Street
Medford Street is a roadway in Somerville, Massachusetts, that passes through the commercial and transit hub of Magoun Square.
 E527570 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Medford Street | Statement: [Magoun Square, streetJunctionOf, Medford Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Medford Street
Context triple: [Magoun Square, streetJunctionOf, Medford Street]
  • A. Dartmouth Street
    Dartmouth Street is a major thoroughfare in Boston’s Back Bay neighborhood, known for bordering Copley Square and providing access to prominent cultural and architectural landmarks.
  • B. Cambridge Street
    Cambridge Street is a major thoroughfare in Boston, Massachusetts, running through the West End and connecting key city landmarks and neighborhoods.
  • C. Berkeley Street
    Berkeley Street is a central London street in the Mayfair district, known for its upscale offices, restaurants, and proximity to Berkeley Square.
  • D. Wellesley Street
    Wellesley Street is a major east–west thoroughfare in downtown Toronto, Ontario, running through the city’s core near key civic and institutional landmarks.
  • E. Portland Street
    Portland Street is a major thoroughfare in central Manchester, England, known for its commercial activity and proximity to key city landmarks.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
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: Medford Street
Triple: [Magoun Square, streetJunctionOf, Medford Street]
Generated description
Medford Street is a roadway in Somerville, Massachusetts, that passes through the commercial and transit hub of Magoun Square.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Medford Street
Target entity description: Medford Street is a roadway in Somerville, Massachusetts, that passes through the commercial and transit hub of Magoun Square.
  • A. Dartmouth Street
    Dartmouth Street is a major thoroughfare in Boston’s Back Bay neighborhood, known for bordering Copley Square and providing access to prominent cultural and architectural landmarks.
  • B. Cambridge Street
    Cambridge Street is a major thoroughfare in Boston, Massachusetts, running through the West End and connecting key city landmarks and neighborhoods.
  • C. Berkeley Street
    Berkeley Street is a central London street in the Mayfair district, known for its upscale offices, restaurants, and proximity to Berkeley Square.
  • D. Wellesley Street
    Wellesley Street is a major east–west thoroughfare in downtown Toronto, Ontario, running through the city’s core near key civic and institutional landmarks.
  • E. Portland Street
    Portland Street is a major thoroughfare in central Manchester, England, known for its commercial activity and proximity to key city landmarks.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ad8587c1bc8190a2595f2c22ee1001 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada6bd07888190b680eace8290d821 completed March 8, 2026, 4:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69bff2a7e5b081909d3d64fc62c48eb3 completed March 22, 2026, 1:46 p.m.
NEDg Description generation batch_69bff357b39c8190824415483c4ec843 completed March 22, 2026, 1:49 p.m.
NED2 Entity disambiguation (via description) batch_69bff3ad10b88190b9ef4fff5642ecc4 completed March 22, 2026, 1:50 p.m.
Created at: March 8, 2026, 3:06 p.m.