Triple

T1202837
Position Surface form Disambiguated ID Type / Status
Subject Cambridge city center E25820 entity
Predicate traversedBy P225 FINISHED
Object Prospect Street
Prospect Street is a notable thoroughfare in Cambridge, Massachusetts, running through the city center and connecting key residential and commercial areas.
E289236 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: Prospect Street | Statement: [Cambridge city center, traversedBy, Prospect Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Prospect Street
Context triple: [Cambridge city center, traversedBy, Prospect Street]
  • A. Cambridge Street
    Cambridge Street is a major thoroughfare in Boston, Massachusetts, running through the West End and connecting key city landmarks and neighborhoods.
  • B. 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.
  • C. Winthrop Street
    Winthrop Street is a New York City Subway station in Brooklyn served by the 2 and 5 trains.
  • D. Quincy Street
    Quincy Street is a notable street in Cambridge, Massachusetts, that runs through Harvard University's campus and is lined with several important academic and cultural buildings.
  • E. Somerville Avenue
    Somerville Avenue is a major street in Somerville, Massachusetts, running through areas such as Porter Square and serving as a key local commercial and transit corridor.
  • 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: Prospect Street
Triple: [Cambridge city center, traversedBy, Prospect Street]
Generated description
Prospect Street is a notable thoroughfare in Cambridge, Massachusetts, running through the city center and connecting key residential and commercial areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Prospect Street
Target entity description: Prospect Street is a notable thoroughfare in Cambridge, Massachusetts, running through the city center and connecting key residential and commercial areas.
  • A. Cambridge Street
    Cambridge Street is a major thoroughfare in Boston, Massachusetts, running through the West End and connecting key city landmarks and neighborhoods.
  • B. 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.
  • C. Winthrop Street
    Winthrop Street is a New York City Subway station in Brooklyn served by the 2 and 5 trains.
  • D. Quincy Street
    Quincy Street is a notable street in Cambridge, Massachusetts, that runs through Harvard University's campus and is lined with several important academic and cultural buildings.
  • E. Somerville Avenue
    Somerville Avenue is a major street in Somerville, Massachusetts, running through areas such as Porter Square and serving as a key local commercial and transit corridor.
  • 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_69a4942b30f08190a91c60573e16b5ef completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bdbda0b081909c0147121a945e27 completed March 1, 2026, 10:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69afaf0adcd88190a2627ae97157884e completed March 10, 2026, 5:41 a.m.
NEDg Description generation batch_69afaf93d89c8190b960a113c488b27f completed March 10, 2026, 5:43 a.m.
NED2 Entity disambiguation (via description) batch_69afb02231588190a2c6dbaf22c15b14 completed March 10, 2026, 5:46 a.m.
Created at: March 1, 2026, 7:46 p.m.