Triple
T20739939
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Red Line (Lucknow Metro) |
E509810
|
entity |
| Predicate | depot |
P14646
|
FINISHED |
| Object |
Transport Nagar depot
Transport Nagar depot is the main maintenance, stabling, and operations facility serving the Red Line of the Lucknow Metro in Lucknow, India.
|
E1447781
|
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: Transport Nagar depot | Statement: [Red Line (Lucknow Metro), depot, Transport Nagar depot]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Transport Nagar depot Context triple: [Red Line (Lucknow Metro), depot, Transport Nagar depot]
-
A.
Wimco Nagar depot
Wimco Nagar depot is a maintenance and stabling facility serving the northern stretch of the Chennai Metro network in Chennai, India.
-
B.
Kanpur electric loco shed
Kanpur electric loco shed is a major Indian Railways facility in Kanpur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
-
C.
Rithala Depot
Rithala Depot is a major maintenance and stabling facility serving the northern terminus of the Delhi Metro’s Red Line.
-
D.
Gyaspur Depot
Gyaspur Depot is a major maintenance and stabling facility serving the Ahmedabad Metro system in Ahmedabad, India.
-
E.
Challaghatta depot
Challaghatta depot is a major maintenance and stabling facility serving the Namma Metro system in Bengaluru, India.
- 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: Transport Nagar depot Triple: [Red Line (Lucknow Metro), depot, Transport Nagar depot]
Generated description
Transport Nagar depot is the main maintenance, stabling, and operations facility serving the Red Line of the Lucknow Metro in Lucknow, India.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Transport Nagar depot Target entity description: Transport Nagar depot is the main maintenance, stabling, and operations facility serving the Red Line of the Lucknow Metro in Lucknow, India.
-
A.
Wimco Nagar depot
Wimco Nagar depot is a maintenance and stabling facility serving the northern stretch of the Chennai Metro network in Chennai, India.
-
B.
Kanpur electric loco shed
Kanpur electric loco shed is a major Indian Railways facility in Kanpur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
-
C.
Rithala Depot
Rithala Depot is a major maintenance and stabling facility serving the northern terminus of the Delhi Metro’s Red Line.
-
D.
Gyaspur Depot
Gyaspur Depot is a major maintenance and stabling facility serving the Ahmedabad Metro system in Ahmedabad, India.
-
E.
Challaghatta depot
Challaghatta depot is a major maintenance and stabling facility serving the Namma Metro system in Bengaluru, India.
- 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_69e0b4c589c08190834fb5d86d0efa2b |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c20d9d4c8190a2fd87f8a33c313d |
completed | April 21, 2026, 12:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a08e83bee00819087ca4a2f57d97590 |
completed | May 16, 2026, 9:57 p.m. |
| NEDg | Description generation | batch_6a08e8aaf8c48190a39ff61647931670 |
completed | May 16, 2026, 9:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a08e91102e081909b22c8d69c6c994c |
completed | May 16, 2026, 10 p.m. |
Created at: April 16, 2026, 12:32 p.m.