Triple
T19078815
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Maharashtra Metro Rail Corporation Limited |
E466970
|
entity |
| Predicate | shortName |
P43
|
FINISHED |
| Object |
Maha Metro
Maha Metro is the state-owned company responsible for developing and operating metro rail systems in Maharashtra, India.
|
E1357080
|
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: Maha Metro | Statement: [Maharashtra Metro Rail Corporation Limited, shortName, Maha Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maha Metro Context triple: [Maharashtra Metro Rail Corporation Limited, shortName, Maha Metro]
-
A.
Mumbai Metro
Mumbai Metro is a rapid transit system serving the Mumbai metropolitan region, designed to alleviate congestion and complement the city’s suburban railway network.
-
B.
Pune Metro
Pune Metro is a rapid transit system serving the Indian city of Pune and its surrounding Pimpri-Chinchwad metropolitan region.
-
C.
Nagpur Metro
Nagpur Metro is a rapid transit system serving the city of Nagpur in Maharashtra, India, designed to improve urban mobility and reduce traffic congestion.
-
D.
Navi Mumbai Metro
Navi Mumbai Metro is a rapid transit system serving the planned city of Navi Mumbai in the Mumbai Metropolitan Region, designed to improve urban connectivity and reduce traffic congestion.
-
E.
Chennai Metro
Chennai Metro is a rapid transit system serving the Indian city of Chennai, providing urban rail connectivity across key residential, commercial, and industrial areas.
- 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: Maha Metro Triple: [Maharashtra Metro Rail Corporation Limited, shortName, Maha Metro]
Generated description
Maha Metro is the state-owned company responsible for developing and operating metro rail systems in Maharashtra, India.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Maha Metro Target entity description: Maha Metro is the state-owned company responsible for developing and operating metro rail systems in Maharashtra, India.
-
A.
Mumbai Metro
Mumbai Metro is a rapid transit system serving the Mumbai metropolitan region, designed to alleviate congestion and complement the city’s suburban railway network.
-
B.
Pune Metro
Pune Metro is a rapid transit system serving the Indian city of Pune and its surrounding Pimpri-Chinchwad metropolitan region.
-
C.
Nagpur Metro
Nagpur Metro is a rapid transit system serving the city of Nagpur in Maharashtra, India, designed to improve urban mobility and reduce traffic congestion.
-
D.
Navi Mumbai Metro
Navi Mumbai Metro is a rapid transit system serving the planned city of Navi Mumbai in the Mumbai Metropolitan Region, designed to improve urban connectivity and reduce traffic congestion.
-
E.
Chennai Metro
Chennai Metro is a rapid transit system serving the Indian city of Chennai, providing urban rail connectivity across key residential, commercial, and industrial areas.
- 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_69d8dd04f4488190b1121cc53ef2bfd6 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e2e61b60819092d42614f04a087c |
completed | April 20, 2026, 8:25 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a05d3625a0881908e9019aa33c2b7e4 |
completed | May 14, 2026, 1:51 p.m. |
| NEDg | Description generation | batch_6a05d48dc4288190b1d814602a094eea |
completed | May 14, 2026, 1:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a05d574f2a481909a5d42d77d6a7b19 |
completed | May 14, 2026, 2 p.m. |
Created at: April 10, 2026, 12:04 p.m.