Triple

T26266473
Position Surface form Disambiguated ID Type / Status
Subject Harvard Square station E656995 entity
Predicate openedAsCurrentSubwayStation P32499 FINISHED
Object 1980s LITERAL 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: 1980s | Statement: [Harvard Square station, openedAsCurrentSubwayStation, 1980s]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: openedAsCurrentSubwayStation
Context triple: [Harvard Square station, openedAsCurrentSubwayStation, 1980s]
  • A. openedAsUndergroundStation
    Indicates that an entity began operation specifically as an underground railway/metro station at the time it was opened.
  • B. openedAsSubway
    Indicates that a transportation facility or line originally began operation specifically as a subway service.
  • C. openedAsNYCSubwayStation
    Indicates that an entity began operation specifically as a New York City Subway station at the time it opened.
  • D. openedAsMBTAStation chosen
    Indicates that an entity began operation specifically as an MBTA station at a particular time.
  • E. openedAsTransitwayStation
    Indicates that a station was inaugurated specifically for use as a transitway station.
  • F. None of above.

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_69ee5b4e21bc819082be98bc9ab09796 completed April 26, 2026, 6:37 p.m.
NER Named-entity recognition batch_69f6691f5e188190b12c7b2eb729a45e completed May 2, 2026, 9:14 p.m.
PD Predicate disambiguation batch_69f66598d6008190a7ca8ff80399fd34 completed May 2, 2026, 8:59 p.m.
Created at: April 26, 2026, 9:11 p.m.