Triple
T5445478
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kanpur Central railway station |
E122237
|
entity |
| Predicate | isMajorJunctionOnLine |
P64350
|
FINISHED |
| Object |
Kanpur–Mathura line
The Kanpur–Mathura line is a key railway route in northern India connecting the industrial city of Kanpur with the historic city of Mathura, forming part of an important corridor for passenger and freight traffic.
|
E524000
|
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: Kanpur–Mathura line | Statement: [Kanpur Central railway station, isMajorJunctionOnLine, Kanpur–Mathura line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kanpur–Mathura line Context triple: [Kanpur Central railway station, isMajorJunctionOnLine, Kanpur–Mathura line]
-
A.
Kanpur–Jhansi line
The Kanpur–Jhansi line is a key railway route in northern India that connects the industrial city of Kanpur with Jhansi, facilitating major passenger and freight movement across Uttar Pradesh and beyond.
-
B.
Agra–Bandikui–Jaipur line
The Agra–Bandikui–Jaipur line is a key railway route in northern India that connects the historic city of Agra with Jaipur via Bandikui, serving as an important corridor for both passenger and freight traffic.
-
C.
Agra–Gwalior–Jhansi line
The Agra–Gwalior–Jhansi line is a key railway route in northern India that connects the historic cities of Agra, Gwalior, and Jhansi, serving as an important corridor for both passenger and freight traffic.
-
D.
Ahmedabad–Udaipur line
The Ahmedabad–Udaipur line is a railway route in western India that connects the city of Ahmedabad in Gujarat with Udaipur in Rajasthan, serving as an important regional passenger and freight corridor.
-
E.
Delhi–Chennai line
The Delhi–Chennai line is a major Indian Railways trunk route connecting the national capital New Delhi with the southern metropolis Chennai, passing through key central Indian cities such as Nagpur.
- 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: Kanpur–Mathura line Triple: [Kanpur Central railway station, isMajorJunctionOnLine, Kanpur–Mathura line]
Generated description
The Kanpur–Mathura line is a key railway route in northern India connecting the industrial city of Kanpur with the historic city of Mathura, forming part of an important corridor for passenger and freight traffic.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kanpur–Mathura line Target entity description: The Kanpur–Mathura line is a key railway route in northern India connecting the industrial city of Kanpur with the historic city of Mathura, forming part of an important corridor for passenger and freight traffic.
-
A.
Kanpur–Jhansi line
The Kanpur–Jhansi line is a key railway route in northern India that connects the industrial city of Kanpur with Jhansi, facilitating major passenger and freight movement across Uttar Pradesh and beyond.
-
B.
Agra–Bandikui–Jaipur line
The Agra–Bandikui–Jaipur line is a key railway route in northern India that connects the historic city of Agra with Jaipur via Bandikui, serving as an important corridor for both passenger and freight traffic.
-
C.
Agra–Gwalior–Jhansi line
The Agra–Gwalior–Jhansi line is a key railway route in northern India that connects the historic cities of Agra, Gwalior, and Jhansi, serving as an important corridor for both passenger and freight traffic.
-
D.
Ahmedabad–Udaipur line
The Ahmedabad–Udaipur line is a railway route in western India that connects the city of Ahmedabad in Gujarat with Udaipur in Rajasthan, serving as an important regional passenger and freight corridor.
-
E.
Delhi–Chennai line
The Delhi–Chennai line is a major Indian Railways trunk route connecting the national capital New Delhi with the southern metropolis Chennai, passing through key central Indian cities such as Nagpur.
- 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_69bd4640f52c81909e653ec361f66d76 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd964583008190bf7b94f656e4ecf2 |
completed | March 20, 2026, 6:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf6c5c053c8190a53df1b6b5088aab |
completed | March 22, 2026, 4:13 a.m. |
| NEDg | Description generation | batch_69bf6e7218c8819097879d37b60dc9db |
completed | March 22, 2026, 4:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf6eca3e80819084e6291c1062b310 |
completed | March 22, 2026, 4:23 a.m. |
Created at: March 20, 2026, 2:07 p.m.