Triple
T7085134
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northeast Frontier Railway |
E165055
|
entity |
| Predicate | notableStation |
P3858
|
FINISHED |
| Object |
Katihar Junction
Katihar Junction is a major railway junction in Bihar, India, serving as a key transit hub and divisional headquarters on the Northeast Frontier Railway network.
|
E642973
|
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: Katihar Junction | Statement: [Northeast Frontier Railway, notableStation, Katihar Junction]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Katihar Junction Context triple: [Northeast Frontier Railway, notableStation, Katihar Junction]
-
A.
Badarpur Junction
Badarpur Junction is a key railway junction in Assam, India, serving as an important transit point linking Silchar with other parts of the region and country.
-
B.
Tundla Junction
Tundla Junction is a key railway junction in Uttar Pradesh, India, serving as an important interchange point on major routes connecting northern and eastern parts of the country.
-
C.
Samastipur Junction
Samastipur Junction is a major railway station and transit hub in Bihar, India, serving as a key node on the East Central Railway network.
-
D.
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.
-
E.
Kazipet Junction
Kazipet Junction is a major railway junction in Telangana, India, serving as a key transit point on routes connecting important cities like Secunderabad, Hyderabad, and New Delhi.
- 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: Katihar Junction Triple: [Northeast Frontier Railway, notableStation, Katihar Junction]
Generated description
Katihar Junction is a major railway junction in Bihar, India, serving as a key transit hub and divisional headquarters on the Northeast Frontier Railway network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Katihar Junction Target entity description: Katihar Junction is a major railway junction in Bihar, India, serving as a key transit hub and divisional headquarters on the Northeast Frontier Railway network.
-
A.
Badarpur Junction
Badarpur Junction is a key railway junction in Assam, India, serving as an important transit point linking Silchar with other parts of the region and country.
-
B.
Tundla Junction
Tundla Junction is a key railway junction in Uttar Pradesh, India, serving as an important interchange point on major routes connecting northern and eastern parts of the country.
-
C.
Samastipur Junction
Samastipur Junction is a major railway station and transit hub in Bihar, India, serving as a key node on the East Central Railway network.
-
D.
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.
-
E.
Kazipet Junction
Kazipet Junction is a major railway junction in Telangana, India, serving as a key transit point on routes connecting important cities like Secunderabad, Hyderabad, and New Delhi.
- 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_69c6887d98408190912b9580666b0c1d |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e511535c819098f60de54930380f |
completed | March 27, 2026, 8:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c79c924ac88190a237d2e0ac505d51 |
completed | March 28, 2026, 9:17 a.m. |
| NEDg | Description generation | batch_69c7a09a5aa881908c3213ba33a7bd6b |
completed | March 28, 2026, 9:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7a113032481909013d4f5f5cd0f6e |
completed | March 28, 2026, 9:36 a.m. |
Created at: March 27, 2026, 2:41 p.m.