Triple
T11998298
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Downtown Core |
E285585
|
entity |
| Predicate | containsTransportInfrastructure |
P2413
|
FINISHED |
| Object | City Hall MRT station |
E546596
|
NE 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: City Hall MRT station | Statement: [Downtown Core, containsTransportInfrastructure, City Hall MRT station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City Hall MRT station Context triple: [Downtown Core, containsTransportInfrastructure, City Hall MRT station]
-
A.
City Hall MRT station
chosen
City Hall MRT station is a major underground Mass Rapid Transit interchange in downtown Singapore, serving as a key node for commuters accessing the Civic District and surrounding commercial areas.
-
B.
Tuas Crescent MRT station
Tuas Crescent MRT station is an elevated Mass Rapid Transit station on Singapore’s East West Line that serves the industrial Tuas area in the far west of the island.
-
C.
Tuas MRT station
Tuas MRT station is a Mass Rapid Transit station in Singapore that serves the industrial area of Tuas at the western end of the East West Line.
-
D.
HarbourFront MRT station
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.
-
E.
Dhoby Ghaut MRT station
Dhoby Ghaut MRT station is a major underground interchange in Singapore’s Mass Rapid Transit network, linking multiple lines and serving the busy Orchard Road and Civic District area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d6ab44a77c8190a652f4b27164e4ef |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d903c172788190b92042e9d10a48bf |
completed | April 10, 2026, 2:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f48ad06350819094180403858db172 |
completed | May 1, 2026, 11:13 a.m. |
Created at: April 8, 2026, 9:46 p.m.