Triple
T22687531
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Railway |
E560956
|
entity |
| Predicate | notableRoute |
P22
|
FINISHED |
| Object | Delhi–Lucknow line |
—
|
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: Delhi–Lucknow line | Statement: [Northern Railway, notableRoute, Delhi–Lucknow line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Delhi–Lucknow line Context triple: [Northern Railway, notableRoute, Delhi–Lucknow line]
-
A.
Delhi–Meerut–Saharanpur line
The Delhi–Meerut–Saharanpur line is a key railway route in northern India that connects the national capital with major cities in western Uttar Pradesh, serving as an important corridor for both passenger and freight traffic.
-
B.
Saharanpur–Lucknow line
The Saharanpur–Lucknow line is a railway route in northern India that connects the city of Saharanpur in western Uttar Pradesh to the state capital Lucknow, serving as an important corridor for regional passenger and freight traffic.
-
C.
Delhi–Moradabad line
The Delhi–Moradabad line is a major railway route in northern India that connects the national capital region with the city of Moradabad and forms part of important passenger and freight corridors.
-
D.
Varanasi–Lucknow line
The Varanasi–Lucknow line is a key railway route in the Indian state of Uttar Pradesh that connects the major cities of Varanasi and Lucknow, serving as an important corridor for both passenger and freight traffic.
-
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Delhi–Lucknow line Target entity description: The Delhi–Lucknow line is a major Indian Railways trunk route connecting the national capital Delhi with the Uttar Pradesh capital Lucknow, serving as a key corridor for both passenger and freight traffic in North India.
-
A.
Delhi–Meerut–Saharanpur line
The Delhi–Meerut–Saharanpur line is a key railway route in northern India that connects the national capital with major cities in western Uttar Pradesh, serving as an important corridor for both passenger and freight traffic.
-
B.
Saharanpur–Lucknow line
The Saharanpur–Lucknow line is a railway route in northern India that connects the city of Saharanpur in western Uttar Pradesh to the state capital Lucknow, serving as an important corridor for regional passenger and freight traffic.
-
C.
Delhi–Moradabad line
The Delhi–Moradabad line is a major railway route in northern India that connects the national capital region with the city of Moradabad and forms part of important passenger and freight corridors.
-
D.
Varanasi–Lucknow line
The Varanasi–Lucknow line is a key railway route in the Indian state of Uttar Pradesh that connects the major cities of Varanasi and Lucknow, serving as an important corridor for both passenger and freight traffic.
-
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 (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_69e2454d71b48190a1f80af9f82b6fcf |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f178983fc8819080aa00e45ff77952 |
completed | April 29, 2026, 3:18 a.m. |
Created at: April 17, 2026, 3:13 p.m.