Triple
T21143754
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lucknow–Kanpur Suburban Railway |
E520996
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Harchandpur railway station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Harchandpur railway station | Statement: [Lucknow–Kanpur Suburban Railway, hasStation, Harchandpur railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harchandpur railway station Context triple: [Lucknow–Kanpur Suburban Railway, hasStation, Harchandpur railway station]
-
A.
Harwada railway station
Harwada railway station is a small local rail stop in Karnataka, India, situated on the coastal Konkan Railway line near Karwar.
-
B.
Hapur Junction railway station
Hapur Junction railway station is a key railway junction in Uttar Pradesh, India, serving the city of Hapur and connecting it to major routes in the Northern Railway network.
-
C.
Sikandarpur station
Sikandarpur station is a key elevated metro interchange in Gurugram, India, linking the Rapid Metro Gurgaon network with the Delhi Metro.
-
D.
Burhanpur railway station
Burhanpur railway station is a regional rail hub in Madhya Pradesh, India, serving the city of Burhanpur and connecting it to major routes on the Indian Railways network.
-
E.
Harda railway station
Harda railway station is a passenger rail station in Harda, Madhya Pradesh, India, serving as a stop on the busy Delhi–Chennai main line of Indian Railways.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Harchandpur railway station Target entity description: Harchandpur railway station is a local rail stop in Uttar Pradesh, India, serving passengers on the busy suburban corridor between Lucknow and Kanpur.
-
A.
Harwada railway station
Harwada railway station is a small local rail stop in Karnataka, India, situated on the coastal Konkan Railway line near Karwar.
-
B.
Hapur Junction railway station
Hapur Junction railway station is a key railway junction in Uttar Pradesh, India, serving the city of Hapur and connecting it to major routes in the Northern Railway network.
-
C.
Sikandarpur station
Sikandarpur station is a key elevated metro interchange in Gurugram, India, linking the Rapid Metro Gurgaon network with the Delhi Metro.
-
D.
Burhanpur railway station
Burhanpur railway station is a regional rail hub in Madhya Pradesh, India, serving the city of Burhanpur and connecting it to major routes on the Indian Railways network.
-
E.
Harda railway station
Harda railway station is a passenger rail station in Harda, Madhya Pradesh, India, serving as a stop on the busy Delhi–Chennai main line of Indian Railways.
- F. None of above. chosen
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_69e0b50c6a848190a4e525a77a319b8a |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e723fbb29881909c4036eab46ed440 |
completed | April 21, 2026, 7:15 a.m. |
Created at: April 16, 2026, 2:57 p.m.