Triple
T12917753
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MRT Brown Line |
E309030
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object | Land Transport Authority |
E672748
|
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: Land Transport Authority | Statement: [MRT Brown Line, owner, Land Transport Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Land Transport Authority Context triple: [MRT Brown Line, owner, Land Transport Authority]
-
A.
Land Transport Authority of Singapore
chosen
The Land Transport Authority of Singapore is a statutory board under the Ministry of Transport responsible for planning, developing, operating, and regulating Singapore’s land transport system and infrastructure.
-
B.
Ministry of Transport (Singapore)
The Ministry of Transport (Singapore) is the national government ministry responsible for planning, regulating, and overseeing Singapore’s land, air, and sea transport systems and infrastructure.
-
C.
Roads and Transport Authority
The Roads and Transport Authority is Dubai’s government agency responsible for planning, operating, and regulating the emirate’s public transport systems and road infrastructure.
-
D.
Mass Rapid Transit Corporation
Mass Rapid Transit Corporation is a Malaysian government-owned company responsible for developing and overseeing major urban rail transit projects in the country.
-
E.
Malaysian Highway Authority
The Malaysian Highway Authority is a government agency responsible for overseeing, regulating, and managing Malaysia’s expressway network and toll highway concessions.
- 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_69d7bdf92b588190acdf2a2291ac4590 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d971a1e8088190af697629baecf59f |
completed | April 10, 2026, 9:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6a571a3e48190a32d362adc6eaee2 |
completed | May 3, 2026, 1:31 a.m. |
Created at: April 9, 2026, 5:41 p.m.