Triple

T22118300
Position Surface form Disambiguated ID Type / Status
Subject City Hall MRT station E546596 entity
Predicate interchangeForLine P42836 FINISHED
Object East West Line — NE NERFINISHED

How this triple was built (3 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: East West Line | Statement: [City Hall MRT station, interchangeForLine, East West Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East West Line
Context triple: [City Hall MRT station, interchangeForLine, East West Line]
  • A. MTR Tseung Kwan O Line
    The MTR Tseung Kwan O Line is a rapid transit line of Hong Kong’s Mass Transit Railway system that connects urban Kowloon with the Tseung Kwan O New Town in the New Territories.
  • B. MTR Kwun Tong line
    The MTR Kwun Tong line is one of Hong Kong’s main urban metro lines, running through densely populated Kowloon districts and serving as a key commuter corridor in the city’s rapid transit network.
  • C. MTR East Rail line
    The MTR East Rail line is a major commuter railway in Hong Kong that runs through the New Territories and into urban Kowloon, forming part of the city’s heavy rail rapid transit network.
  • D. MTR Tsuen Wan Line
    The MTR Tsuen Wan Line is one of Hong Kong’s primary urban metro lines, running through key commercial and residential districts from Central Kowloon to the New Territories.
  • E. West Rail Line
    The West Rail Line was a major commuter railway line in Hong Kong’s MTR network, serving the northwestern New Territories and connecting residential districts to urban Kowloon.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: East West Line
Target entity description: The East West Line is one of Singapore's major Mass Rapid Transit (MRT) lines, running across the island to connect key residential, commercial, and industrial areas.
  • A. MTR Tseung Kwan O Line
    The MTR Tseung Kwan O Line is a rapid transit line of Hong Kong’s Mass Transit Railway system that connects urban Kowloon with the Tseung Kwan O New Town in the New Territories.
  • B. MTR Kwun Tong line
    The MTR Kwun Tong line is one of Hong Kong’s main urban metro lines, running through densely populated Kowloon districts and serving as a key commuter corridor in the city’s rapid transit network.
  • C. MTR East Rail line
    The MTR East Rail line is a major commuter railway in Hong Kong that runs through the New Territories and into urban Kowloon, forming part of the city’s heavy rail rapid transit network.
  • D. MTR Tsuen Wan Line
    The MTR Tsuen Wan Line is one of Hong Kong’s primary urban metro lines, running through key commercial and residential districts from Central Kowloon to the New Territories.
  • E. West Rail Line
    The West Rail Line was a major commuter railway line in Hong Kong’s MTR network, serving the northwestern New Territories and connecting residential districts to urban Kowloon.
  • F. None of above. chosen

Provenance (2 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_69e11e38b3848190ac3a4fa97d56e65a completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f1294fcf2c81909b610e03a0f1921f completed April 28, 2026, 9:40 p.m.
Created at: April 16, 2026, 8:31 p.m.