Triple
T12152855
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Johor Bahru Sentral railway station |
E289500
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Keretapi Tanah Melayu |
E668993
|
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: Keretapi Tanah Melayu | Statement: [Johor Bahru Sentral railway station, ownedBy, Keretapi Tanah Melayu]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Keretapi Tanah Melayu Context triple: [Johor Bahru Sentral railway station, ownedBy, Keretapi Tanah Melayu]
-
A.
KTM (Keretapi Tanah Melayu)
chosen
KTM (Keretapi Tanah Melayu) is Malaysia’s main national railway operator, providing intercity, commuter, and cross-border train services across Peninsular Malaysia and into Singapore.
-
B.
KTM Komuter
KTM Komuter is a Malaysian commuter rail service operating in the Greater Kuala Lumpur area and surrounding regions, providing frequent, affordable suburban train connections.
-
C.
Prasarana Malaysia
Prasarana Malaysia is a government-owned public transport company responsible for owning and operating major urban rail and bus services in Malaysia, particularly in the Greater Kuala Lumpur/Klang Valley area.
-
D.
KTM East Coast Line
The KTM East Coast Line is a major Malaysian railway route operated by Keretapi Tanah Melayu (KTM), running along the country’s east coast and serving numerous rural and regional communities.
-
E.
Klang Valley Integrated Transit System
The Klang Valley Integrated Transit System is a comprehensive public transportation network in Malaysia’s Klang Valley region that links multiple rail and bus services into a unified, interoperable system for urban commuters.
- 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_69d6ab4c6710819097a9d228382dde43 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d915bf615c8190ad5f8ae8665678dc |
completed | April 10, 2026, 3:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f69aa2e88190aaa58468571d6dad |
completed | May 2, 2026, 1:05 p.m. |
Created at: April 8, 2026, 9:49 p.m.