Triple

T6171652
Position Surface form Disambiguated ID Type / Status
Subject Broadway corridor (Cambridge) E137713 entity
Predicate followsStreet P2127 FINISHED
Object Broadway (Cambridge, Massachusetts)
Broadway (Cambridge, Massachusetts) is a major east–west thoroughfare in Cambridge that connects residential neighborhoods with key institutional and commercial areas, including parts of the MIT and Harvard vicinity.
 E573722 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: Broadway (Cambridge, Massachusetts) | Statement: [Broadway corridor (Cambridge), followsStreet, Broadway (Cambridge, Massachusetts)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Broadway (Cambridge, Massachusetts)
Context triple: [Broadway corridor (Cambridge), followsStreet, Broadway (Cambridge, Massachusetts)]
  • A. West End, Boston
    West End, Boston is a historic neighborhood just north of downtown Boston, known for its mid-20th-century urban renewal that dramatically reshaped the area and for landmarks like TD Garden and Massachusetts General Hospital.
  • B. Theater District (Boston)
    Theater District (Boston) is a downtown neighborhood known for its concentration of historic playhouses, cinemas, and performance venues that serve as a major hub for the city’s arts and entertainment.
  • C. Broadway–South Boston
    Broadway–South Boston was the former name of the MBTA Red Line rapid transit station now known simply as Broadway in South Boston, Massachusetts.
  • D. Porter Square
    Porter Square is a bustling commercial and transit hub in northern Cambridge, Massachusetts, known for its shopping centers, restaurants, and MBTA Red Line and commuter rail station.
  • E. Harvard Square
    Harvard Square is a historic commercial and cultural center in Cambridge, Massachusetts, known for its vibrant mix of shops, restaurants, street performers, and its proximity to Harvard University.
  • 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: Broadway (Cambridge, Massachusetts)
Triple: [Broadway corridor (Cambridge), followsStreet, Broadway (Cambridge, Massachusetts)]
Generated description
Broadway (Cambridge, Massachusetts) is a major east–west thoroughfare in Cambridge that connects residential neighborhoods with key institutional and commercial areas, including parts of the MIT and Harvard vicinity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Broadway (Cambridge, Massachusetts)
Target entity description: Broadway (Cambridge, Massachusetts) is a major east–west thoroughfare in Cambridge that connects residential neighborhoods with key institutional and commercial areas, including parts of the MIT and Harvard vicinity.
  • A. West End, Boston
    West End, Boston is a historic neighborhood just north of downtown Boston, known for its mid-20th-century urban renewal that dramatically reshaped the area and for landmarks like TD Garden and Massachusetts General Hospital.
  • B. Theater District (Boston)
    Theater District (Boston) is a downtown neighborhood known for its concentration of historic playhouses, cinemas, and performance venues that serve as a major hub for the city’s arts and entertainment.
  • C. Broadway–South Boston
    Broadway–South Boston was the former name of the MBTA Red Line rapid transit station now known simply as Broadway in South Boston, Massachusetts.
  • D. Porter Square
    Porter Square is a bustling commercial and transit hub in northern Cambridge, Massachusetts, known for its shopping centers, restaurants, and MBTA Red Line and commuter rail station.
  • E. Harvard Square
    Harvard Square is a historic commercial and cultural center in Cambridge, Massachusetts, known for its vibrant mix of shops, restaurants, street performers, and its proximity to Harvard University.
  • 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_69c008a68c508190a8d78245c865960e completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c05d910c3c8190ae6af548259295ff completed March 22, 2026, 9:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c141ad559881909076b6ab34b14f2b completed March 23, 2026, 1:35 p.m.
NEDg Description generation batch_69c14889a3b48190bf5d523cbc261d7c completed March 23, 2026, 2:04 p.m.
NED2 Entity disambiguation (via description) batch_69c148de2d64819094d623e7f3b0f5f8 completed March 23, 2026, 2:06 p.m.
Created at: March 22, 2026, 4:18 p.m.