Triple

T2063540
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (MBTA) E45844 entity
Predicate formerMode P18379 FINISHED
Object streetcar tunnel 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: streetcar tunnel | Statement: [Blue Line (MBTA), formerMode, streetcar tunnel]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: formerMode
Context triple: [Blue Line (MBTA), formerMode, streetcar tunnel]
  • A. previousMode chosen
    Indicates that one mode directly precedes another in a sequence or state transition.
  • B. formerState
    Indicates that an entity previously held the status or condition of a particular state but no longer does so.
  • C. formerType
    Indicates that one entity previously had a certain type, role, or classification but no longer does.
  • D. formerFunction
    Indicates that an entity previously held a specific role, position, or function but no longer does so.
  • E. mode
    Indicates the manner, method, or way in which an action, process, or interaction is carried out or occurs.
  • 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_69a8891b38288190abd572ccad9b6928 completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abb9d3a92081909416c1d087876e99 completed March 7, 2026, 5:38 a.m.
PD Predicate disambiguation batch_69abb7aee9b48190999620176e3a6ee2 completed March 7, 2026, 5:29 a.m.
Created at: March 4, 2026, 7:40 p.m.