Triple

T20240626
Position Surface form Disambiguated ID Type / Status
Subject Mass Central Rail Trail E498277 entity
Predicate locatedIn P40 FINISHED
Object Boston metropolitan area E54 NE FINISHED

How this triple was built (2 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 metropolitan area | Statement: [Mass Central Rail Trail, locatedIn, Boston metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Boston metropolitan area
Context triple: [Mass Central Rail Trail, locatedIn, Boston metropolitan area]
  • A. Greater Boston chosen
    Greater Boston is the metropolitan region centered on the city of Boston, Massachusetts, encompassing numerous surrounding cities and towns and serving as a major hub for education, technology, and culture in New England.
  • B. Portland metropolitan area
    The Portland metropolitan area is a major urban region in the Pacific Northwest of the United States centered on the city of Portland and spanning multiple counties in Oregon and Washington.
  • C. Portland metropolitan area
    The Portland metropolitan area is the region centered around Portland, Maine, encompassing surrounding cities and towns in southern Maine as a unified economic and population hub.
  • D. Watertown metropolitan area
    The Watertown metropolitan area is a small metropolitan region in northern New York State centered on the city of Watertown and surrounding communities near the eastern end of Lake Ontario.
  • E. Philadelphia metropolitan area
    The Philadelphia metropolitan area is a major U.S. urban region centered on the city of Philadelphia, encompassing its surrounding suburbs and economic, cultural, and educational hubs.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69da6274c58c81909c646eabed6f4f30 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6716dd0b081909d4063150cdc0c02 completed April 20, 2026, 6:33 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0855222ac88190b8e950fcc12418e7 completed May 16, 2026, 11:29 a.m.
Created at: April 11, 2026, 11:40 p.m.