Triple
T8552704
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hanoi–Haiphong railway |
E202480
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Vietnam Railways |
E197412
|
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: Vietnam Railways | Statement: [Hanoi–Haiphong railway, operator, Vietnam Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vietnam Railways Context triple: [Hanoi–Haiphong railway, operator, Vietnam Railways]
-
A.
Vietnam Railways network
chosen
The Vietnam Railways network is the national railway system of Vietnam, comprising the country’s main intercity and regional rail lines operated by the state-owned Vietnam Railways.
-
B.
North–South Railway of Vietnam
The North–South Railway of Vietnam is the country’s principal rail line, running the length of Vietnam and connecting major cities from Hanoi in the north to Ho Chi Minh City in the south.
-
C.
Philippine National Railways
Philippine National Railways is the state-owned railway company of the Philippines that operates commuter and long-distance train services across key regions of the country.
-
D.
State Railway of Thailand
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.
-
E.
Korail
Korail is South Korea's national railroad operator, managing the country's major passenger and freight rail services.
- 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_69ca832610e08190b3b6c6cd2c250255 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe8882704819094b688d46169433a |
completed | March 31, 2026, 3:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce892efdf8819093c966bd8f6c8065 |
completed | April 2, 2026, 3:20 p.m. |
Created at: March 30, 2026, 6:19 p.m.