Triple
T5300510
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lucknow Metro |
E119965
|
entity |
| Predicate | line |
P1293
|
FINISHED |
| Object |
North–South Corridor
The North–South Corridor is a principal metro line of the Lucknow Metro system in Uttar Pradesh, India, running along a north–south axis through the city.
|
E512699
|
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: North–South Corridor | Statement: [Lucknow Metro, line, North–South Corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North–South Corridor Context triple: [Lucknow Metro, line, North–South Corridor]
-
A.
North–South Corridor
The North–South Corridor is a major regional transport and trade route in Southern Africa that links landlocked countries to key seaports through an integrated network of roads and railways.
-
B.
North–South Corridor
The North–South Corridor is a major metro line of the Ahmedabad Metro system that runs along the city’s north–south axis, connecting key residential and commercial areas.
-
C.
East–West Corridor
The East–West Corridor is a major rapid transit line of the Ahmedabad Metro system in Ahmedabad, India, connecting key areas across the city from east to west.
-
D.
Croton Expressway
The Croton Expressway is a highway in New York State that runs through the Hudson Valley, providing regional connectivity near the New Croton Reservoir.
-
E.
Southwest Corridor
The Southwest Corridor is a major transportation and greenway corridor in Boston that combines rail lines, parks, and bike paths connecting downtown with southwestern neighborhoods.
- 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: North–South Corridor Triple: [Lucknow Metro, line, North–South Corridor]
Generated description
The North–South Corridor is a principal metro line of the Lucknow Metro system in Uttar Pradesh, India, running along a north–south axis through the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North–South Corridor Target entity description: The North–South Corridor is a principal metro line of the Lucknow Metro system in Uttar Pradesh, India, running along a north–south axis through the city.
-
A.
North–South Corridor
The North–South Corridor is a major regional transport and trade route in Southern Africa that links landlocked countries to key seaports through an integrated network of roads and railways.
-
B.
North–South Corridor
The North–South Corridor is a major metro line of the Ahmedabad Metro system that runs along the city’s north–south axis, connecting key residential and commercial areas.
-
C.
East–West Corridor
The East–West Corridor is a major rapid transit line of the Ahmedabad Metro system in Ahmedabad, India, connecting key areas across the city from east to west.
-
D.
Croton Expressway
The Croton Expressway is a highway in New York State that runs through the Hudson Valley, providing regional connectivity near the New Croton Reservoir.
-
E.
Southwest Corridor
The Southwest Corridor is a major transportation and greenway corridor in Boston that combines rail lines, parks, and bike paths connecting downtown with southwestern neighborhoods.
- 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_69bd446f22b88190b6a47fb91c68a3e7 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd850877688190a611d6293ca58d94 |
completed | March 20, 2026, 5:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf188394ec81909a03afe92750e9c1 |
completed | March 21, 2026, 10:15 p.m. |
| NEDg | Description generation | batch_69bf1c6c84b481909c7e650c58961bd7 |
completed | March 21, 2026, 10:32 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf1cce6f9881908499ac380f183ffb |
completed | March 21, 2026, 10:33 p.m. |
Created at: March 20, 2026, 1:53 p.m.