Triple

T10707645
Position Surface form Disambiguated ID Type / Status
Subject Cleveland Circle station E252447 entity
Predicate openedAsPartOf P9951 FINISHED
Object Boston streetcar network
The Boston streetcar network is a historic and still-operating system of light rail and trolley lines that serves the Boston metropolitan area as part of its public transit infrastructure.
E118535 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: Boston streetcar network | Statement: [Cleveland Circle station, openedAsPartOf, Boston streetcar network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Boston streetcar network
Context triple: [Cleveland Circle station, openedAsPartOf, Boston streetcar network]
  • A. Portland Streetcar
    Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
  • B. Boston subway
    The Boston subway, officially known as the MBTA or "the T," is one of the oldest public transit systems in the United States, serving the Greater Boston area with an extensive network of underground and surface rail lines.
  • C. F Market & Wharves historic streetcar line
    The F Market & Wharves historic streetcar line is a San Francisco transit route that operates vintage streetcars along Market Street and the Embarcadero, serving both daily commuters and tourists.
  • D. Atlanta Streetcar
    The Atlanta Streetcar is a modern electric streetcar system providing urban rail transit within central Atlanta, Georgia.
  • E. MBTA bus network
    The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
  • 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: Boston streetcar network
Triple: [Cleveland Circle station, openedAsPartOf, Boston streetcar network]
Generated description
The Boston streetcar network is a historic and still-operating system of light rail and trolley lines that serves the Boston metropolitan area as part of its public transit infrastructure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Boston streetcar network
Target entity description: The Boston streetcar network is a historic and still-operating system of light rail and trolley lines that serves the Boston metropolitan area as part of its public transit infrastructure.
  • A. Portland Streetcar
    Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
  • B. Boston subway chosen
    The Boston subway, officially known as the MBTA or "the T," is one of the oldest public transit systems in the United States, serving the Greater Boston area with an extensive network of underground and surface rail lines.
  • C. F Market & Wharves historic streetcar line
    The F Market & Wharves historic streetcar line is a San Francisco transit route that operates vintage streetcars along Market Street and the Embarcadero, serving both daily commuters and tourists.
  • D. Atlanta Streetcar
    The Atlanta Streetcar is a modern electric streetcar system providing urban rail transit within central Atlanta, Georgia.
  • E. MBTA bus network
    The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
  • F. None of above.

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_69d6aa5cbabc8190973e683950d89faf completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6fde080d48190830eaa863aad61ff completed April 9, 2026, 1:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69d9990760b48190a05753974cdf556c completed April 11, 2026, 12:42 a.m.
NEDg Description generation batch_69d99e8632688190b3746649a124ca09 completed April 11, 2026, 1:06 a.m.
NED2 Entity disambiguation (via description) batch_69da625a1e8c8190b282e7a70bb7c876 completed April 11, 2026, 3:01 p.m.
Created at: April 8, 2026, 9:12 p.m.