Triple
T16265292
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Noida Metro |
E394859
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object |
Noida Metro Rail Corporation
Noida Metro Rail Corporation is the government-backed organization responsible for developing, operating, and maintaining the metro rail network in Noida and Greater Noida, India.
|
E1203750
|
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: Noida Metro Rail Corporation | Statement: [Noida Metro, owner, Noida Metro Rail Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Noida Metro Rail Corporation Context triple: [Noida Metro, owner, Noida Metro Rail Corporation]
-
A.
Delhi Metro Rail Corporation
Delhi Metro Rail Corporation is the state-owned company responsible for planning, constructing, and operating the Delhi Metro rapid transit system in India.
-
B.
Uttar Pradesh Metro Rail Corporation Limited
Uttar Pradesh Metro Rail Corporation Limited is a state-owned public transport agency responsible for developing, operating, and maintaining metro rail systems in cities across Uttar Pradesh, India.
-
C.
Mumbai Metro One Private Limited
Mumbai Metro One Private Limited is a special purpose vehicle company responsible for operating and maintaining Mumbai Metro’s Line 1 between Versova and Ghatkopar.
-
D.
Maharashtra Metro Rail Corporation Limited
Maharashtra Metro Rail Corporation Limited is a state-owned joint venture between the Government of India and the Government of Maharashtra responsible for planning, constructing, and operating metro rail systems in Maharashtra, including the Nagpur Metro.
-
E.
L&T Metro Rail (Hyderabad) Limited
L&T Metro Rail (Hyderabad) Limited is a special purpose vehicle of Larsen & Toubro responsible for developing, operating, and maintaining the Hyderabad Metro rail project under a public-private partnership.
- 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: Noida Metro Rail Corporation Triple: [Noida Metro, owner, Noida Metro Rail Corporation]
Generated description
Noida Metro Rail Corporation is the government-backed organization responsible for developing, operating, and maintaining the metro rail network in Noida and Greater Noida, India.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Noida Metro Rail Corporation Target entity description: Noida Metro Rail Corporation is the government-backed organization responsible for developing, operating, and maintaining the metro rail network in Noida and Greater Noida, India.
-
A.
Delhi Metro Rail Corporation
Delhi Metro Rail Corporation is the state-owned company responsible for planning, constructing, and operating the Delhi Metro rapid transit system in India.
-
B.
Uttar Pradesh Metro Rail Corporation Limited
Uttar Pradesh Metro Rail Corporation Limited is a state-owned public transport agency responsible for developing, operating, and maintaining metro rail systems in cities across Uttar Pradesh, India.
-
C.
Mumbai Metro One Private Limited
Mumbai Metro One Private Limited is a special purpose vehicle company responsible for operating and maintaining Mumbai Metro’s Line 1 between Versova and Ghatkopar.
-
D.
Maharashtra Metro Rail Corporation Limited
Maharashtra Metro Rail Corporation Limited is a state-owned joint venture between the Government of India and the Government of Maharashtra responsible for planning, constructing, and operating metro rail systems in Maharashtra, including the Nagpur Metro.
-
E.
L&T Metro Rail (Hyderabad) Limited
L&T Metro Rail (Hyderabad) Limited is a special purpose vehicle of Larsen & Toubro responsible for developing, operating, and maintaining the Hyderabad Metro rail project under a public-private partnership.
- 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_69d87f221d8081909b0b2063e7528ba2 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e245c73944819085633e6d2a69bae9 |
completed | April 17, 2026, 2:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0017b877088190893a1f012e5d2463 |
completed | May 10, 2026, 5:29 a.m. |
| NEDg | Description generation | batch_6a00183849bc8190a1896d240d8f91f0 |
completed | May 10, 2026, 5:31 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00190887088190a5a0eb2cfd674c98 |
completed | May 10, 2026, 5:35 a.m. |
Created at: April 10, 2026, 5:05 a.m.