Triple
T12807292
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bangkok rail transit network |
E306177
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | State Railway of Thailand |
E297272
|
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: State Railway of Thailand | Statement: [Bangkok rail transit network, operator, State Railway of Thailand]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: State Railway of Thailand Context triple: [Bangkok rail transit network, operator, State Railway of Thailand]
-
A.
State Railway of Thailand
chosen
The State Railway of Thailand is the national state-owned rail operator responsible for managing and running most of Thailand’s railway services and infrastructure.
-
B.
Southern Line railway of Thailand
The Southern Line railway of Thailand is a major rail corridor that runs from Bangkok down the Malay Peninsula, connecting numerous provinces and towns in southern Thailand.
-
C.
Mass Rapid Transit Authority of Thailand
The Mass Rapid Transit Authority of Thailand is a state enterprise responsible for developing, operating, and overseeing urban rail transit systems in Thailand, particularly in Bangkok.
-
D.
Bangkok Mass Transit System Public Company Limited
Bangkok Mass Transit System Public Company Limited is the company responsible for operating Bangkok’s BTS Skytrain rapid transit network.
-
E.
Northern Line of the State Railway of Thailand
The Northern Line of the State Railway of Thailand is a major rail route running from Bangkok through central Thailand to the northern region, serving key cities such as Ayutthaya, Lopburi, Phitsanulok, and Chiang Mai.
- 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_69d7bdf46c448190b1faa55aaacb6317 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e808130819080f404b3a7462c2e |
completed | April 10, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f68ec6556081909375fada79ddcb8c |
completed | May 2, 2026, 11:54 p.m. |
Created at: April 9, 2026, 5:31 p.m.