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.