Triple
T16659010
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chandannagar railway station |
E404808
|
entity |
| Predicate | locatedOnRoute |
P6309
|
FINISHED |
| Object |
Howrah Junction–Barddhaman Junction
Howrah Junction–Barddhaman Junction is a major suburban and intercity railway corridor in West Bengal, India, connecting Kolkata’s Howrah station with Barddhaman and serving numerous important stations along the route.
|
E1226443
|
NE FINISHED |
How this triple was built (4 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: Howrah Junction–Barddhaman Junction | Statement: [Chandannagar railway station, locatedOnRoute, Howrah Junction–Barddhaman Junction]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Howrah Junction–Barddhaman Junction Context triple: [Chandannagar railway station, locatedOnRoute, Howrah Junction–Barddhaman Junction]
-
A.
Barddhaman Junction
Barddhaman Junction is a major railway junction in Bardhaman, West Bengal, serving as an important hub on the Howrah–Delhi main line and connecting numerous regional and long-distance routes.
-
B.
Ranaghat Junction
Ranaghat Junction is a major railway junction and transit hub in West Bengal, India, serving as an important connection point for regional and suburban rail services in the Nadia district.
-
C.
Naihati Junction
Naihati Junction is a major railway junction in West Bengal, India, serving as an important suburban and regional rail hub in the Kolkata metropolitan area.
-
D.
Purulia Junction
Purulia Junction is a key railway station in West Bengal, India, serving as a major transit point for passengers and goods in the Purulia district.
-
E.
Kharagpur Junction
Kharagpur Junction is a major railway station and divisional headquarters in West Bengal, India, known for its extensive rail connectivity and one of the longest railway platforms in the world.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Howrah Junction–Barddhaman Junction Triple: [Chandannagar railway station, locatedOnRoute, Howrah Junction–Barddhaman Junction]
Generated description
Howrah Junction–Barddhaman Junction is a major suburban and intercity railway corridor in West Bengal, India, connecting Kolkata’s Howrah station with Barddhaman and serving numerous important stations along the route.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Howrah Junction–Barddhaman Junction Target entity description: Howrah Junction–Barddhaman Junction is a major suburban and intercity railway corridor in West Bengal, India, connecting Kolkata’s Howrah station with Barddhaman and serving numerous important stations along the route.
-
A.
Barddhaman Junction
Barddhaman Junction is a major railway junction in Bardhaman, West Bengal, serving as an important hub on the Howrah–Delhi main line and connecting numerous regional and long-distance routes.
-
B.
Ranaghat Junction
Ranaghat Junction is a major railway junction and transit hub in West Bengal, India, serving as an important connection point for regional and suburban rail services in the Nadia district.
-
C.
Naihati Junction
Naihati Junction is a major railway junction in West Bengal, India, serving as an important suburban and regional rail hub in the Kolkata metropolitan area.
-
D.
Purulia Junction
Purulia Junction is a key railway station in West Bengal, India, serving as a major transit point for passengers and goods in the Purulia district.
-
E.
Kharagpur Junction
Kharagpur Junction is a major railway station and divisional headquarters in West Bengal, India, known for its extensive rail connectivity and one of the longest railway platforms in the world.
- F. None of above. chosen
Provenance (5 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_69d8838b5fbc81908c6575c132b82e80 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37bfcbb6881909c0419174dd017dc |
completed | April 18, 2026, 12:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0084ce7cf0819091e7a4de2cc010ea |
completed | May 10, 2026, 1:14 p.m. |
| NEDg | Description generation | batch_6a00862fe04481908bc114001357aea9 |
completed | May 10, 2026, 1:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00879d9f948190bdf40ff7be2505ff |
completed | May 10, 2026, 1:26 p.m. |
Created at: April 10, 2026, 5:18 a.m.