Triple
T5472269
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lucknow Charbagh railway station |
E122861
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Indian Railways |
E100843
|
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: Indian Railways | Statement: [Lucknow Charbagh railway station, ownedBy, Indian Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Indian Railways Context triple: [Lucknow Charbagh railway station, ownedBy, Indian Railways]
-
A.
Indian Railways
chosen
Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
-
B.
Rail Vikas Nigam Limited
Rail Vikas Nigam Limited is an Indian government-owned company responsible for implementing and fast-tracking rail infrastructure and capacity enhancement projects across the Indian Railways network.
-
C.
Ministry of Railways (India)
The Ministry of Railways (India) is the central government ministry responsible for the policy, planning, development, and regulation of Indian Railways, one of the world’s largest rail networks.
-
D.
Indian Railway Finance Corporation
Indian Railway Finance Corporation is a government-owned financial institution in India that raises funds and provides financing for the expansion and modernization of the Indian Railways network.
-
E.
Indian Railway Catering and Tourism Corporation
Indian Railway Catering and Tourism Corporation is a government-owned company in India that manages online railway ticketing, catering, and tourism services for the Indian Railways.
- 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_69bd46459ff48190823377457bcf7128 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd922f66bc8190b7d47fd68d2fcf2e |
completed | March 20, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf6c737eb88190bcec6f257f653d32 |
completed | March 22, 2026, 4:13 a.m. |
Created at: March 20, 2026, 2:09 p.m.