Triple

T25054231
Position Surface form Disambiguated ID Type / Status
Subject Tokyo Metro Marunouchi Line (at Ikebukuro Station) E627469 entity
Predicate openedAsPartOfLine P161437 FINISHED
Object Tokyo Metro Marunouchi Line initial section 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: Tokyo Metro Marunouchi Line initial section | Statement: [Tokyo Metro Marunouchi Line (at Ikebukuro Station), openedAsPartOfLine, Tokyo Metro Marunouchi Line initial section]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: openedAsPartOfLine
Context triple: [Tokyo Metro Marunouchi Line (at Ikebukuro Station), openedAsPartOfLine, Tokyo Metro Marunouchi Line initial section]
  • A. openedAsIndependentLine
    Indicates that a railway or transit line was initially opened as a separate, standalone line rather than as part of an existing network or route.
  • B. openedInPart
    Indicates that an entity was opened or made accessible only partially, rather than fully or completely.
  • C. originalLineOpened
    Indicates that a transportation or service line began its initial operation or was first opened for use.
  • D. openedFirstLine
    Indicates that one entity initiated the opening of something (e.g., a file, document, or interface) before any other entity did, being the first to perform the opening action.
  • E. openedAsCurrentLineNumber
    Indicates that an item was opened or accessed when it was at the specified current line number in a sequence or document.
  • F. None of above. chosen

Provenance (4 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_69e2ff2c45f48190afa28369f1df6786 completed April 18, 2026, 3:49 a.m.
NER Named-entity recognition batch_69f613bc641c819084343cc78d080640 completed May 2, 2026, 3:09 p.m.
PD Predicate disambiguation batch_69f611a72780819082f44e66ca2c6ac9 completed May 2, 2026, 3 p.m.
PDg Predicate description generation batch_69f613502d808190b89927e5e734b43a completed May 2, 2026, 3:08 p.m.
Created at: April 18, 2026, 6:09 a.m.