Triple

T18701102
Position Surface form Disambiguated ID Type / Status
Subject Reflections at Keppel Bay E457249 entity
Predicate nearestMRTStation P26735 FINISHED
Object HarbourFront MRT station E921213 NE FINISHED

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: HarbourFront MRT station | Statement: [Reflections at Keppel Bay, nearestMRTStation, HarbourFront MRT station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: HarbourFront MRT station
Context triple: [Reflections at Keppel Bay, nearestMRTStation, HarbourFront MRT station]
  • A. HarbourFront MRT station chosen
    HarbourFront MRT station is a major Mass Rapid Transit interchange in Singapore serving the HarbourFront and VivoCity area, and acting as a key gateway to Sentosa Island.
  • B. Kent Ridge MRT station
    Kent Ridge MRT station is an underground Mass Rapid Transit station in Singapore serving the Kent Ridge area, including the National University of Singapore and nearby research and medical facilities.
  • C. Marsiling MRT station
    Marsiling MRT station is an above-ground Mass Rapid Transit station on Singapore’s North South Line serving the residential town of Woodlands.
  • D. Esplanade MRT station
    Esplanade MRT station is an underground Mass Rapid Transit station in Singapore’s Downtown Core serving the Marina Centre and Civic District areas.
  • E. Admiralty MRT station
    Admiralty MRT station is a Mass Rapid Transit station in northern Singapore that serves the residential town of Woodlands along the North–South Line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: nearestMRTStation
Context triple: [Reflections at Keppel Bay, nearestMRTStation, HarbourFront MRT station]
  • A. nearestSuburbanRailwayStation
    Indicates the relationship where a given place is associated with the suburban railway station that is geographically closest to it.
  • B. nearestEntranceStation
    Indicates that one station is the closest entrance station to a given location or entity compared to all other candidate stations.
  • C. nearestUndergroundStation chosen
    Indicates the relationship where a specific underground (subway/metro) station is the closest one in distance to a given location or entity.
  • D. nearestPassengerRailStation
    Indicates that one entity is the closest passenger rail station in distance to another entity.
  • E. nearMetroStation
    Indicates that one entity is located close to or within a short walking distance of a metro (subway) station.
  • F. None of above.

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_69d8d392aad081909fe31aa03e6e97d1 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e5671391048190bba7606f4283ca09 completed April 19, 2026, 11:36 p.m.
NED1 Entity disambiguation (via context triple) batch_6a052b36caa88190a6302741aca9eb00 completed May 14, 2026, 1:53 a.m.
PD Predicate disambiguation batch_69e478de85088190ba5f005f1d39f587 completed April 19, 2026, 6:40 a.m.
Created at: April 10, 2026, 11:49 a.m.