Triple
T19025346
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portions of Oudh and Tirhut Railway |
E465594
|
entity |
| Predicate | historicalOwner |
P22003
|
FINISHED |
| Object | Oudh and Tirhut Railway company |
—
|
NE NERFINISHED |
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: Oudh and Tirhut Railway company | Statement: [Portions of Oudh and Tirhut Railway, historicalOwner, Oudh and Tirhut Railway company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oudh and Tirhut Railway company Context triple: [Portions of Oudh and Tirhut Railway, historicalOwner, Oudh and Tirhut Railway company]
-
A.
Oudh and Tirhut Railway
chosen
Oudh and Tirhut Railway was a former railway company in northern India that later became part of the Indian Railways network through mergers and reorganization.
-
B.
Bengal Nagpur Railway
Bengal Nagpur Railway was a major British-era railway company in eastern and central India that played a key role in regional rail development before being absorbed into the post-independence Indian Railways system.
-
C.
East Indian Railway Company
The East Indian Railway Company was a major British colonial-era railway company that built and operated key rail lines in eastern and northern India during the 19th and early 20th centuries.
-
D.
Bombay, Baroda and Central India Railway
The Bombay, Baroda and Central India Railway was a major British-era Indian railway company that operated extensive routes in western and central India before being absorbed into the Western Railway zone after independence.
-
E.
Scindia State Railway
Scindia State Railway was a former princely-state-owned railway system in India that later became part of the nationalized network and contributed to the formation of the Central Railway zone.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8dd025c188190a1d81f5b4ec7e2c6 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5d6e271848190b67ad08af35b6796 |
completed | April 20, 2026, 7:33 a.m. |
Created at: April 10, 2026, 12:02 p.m.