Triple
T19078840
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NMRCL |
E466971
|
entity |
| Predicate | project |
P43804
|
FINISHED |
| Object | Nagpur Metro Rail Project |
—
|
NE NERFINISHED |
How this triple was built (2 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: Nagpur Metro Rail Project | Statement: [NMRCL, project, Nagpur Metro Rail Project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nagpur Metro Rail Project Context triple: [NMRCL, project, Nagpur Metro Rail Project]
-
A.
Nagpur Metro
chosen
Nagpur Metro is a rapid transit system serving the city of Nagpur in Maharashtra, India, designed to improve urban mobility and reduce traffic congestion.
-
B.
Pune Metro
Pune Metro is a rapid transit system serving the Indian city of Pune and its surrounding Pimpri-Chinchwad metropolitan region.
-
C.
Mumbai Urban Transport Project
The Mumbai Urban Transport Project is a major infrastructure initiative aimed at improving and expanding Mumbai’s suburban rail and road transport systems to reduce congestion and enhance urban mobility.
-
D.
Nagpur Metro Rail Corporation Limited
Nagpur Metro Rail Corporation Limited is the special purpose vehicle responsible for planning, implementing, and operating the metro rail system in Nagpur, India.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8dd04f4488190b1121cc53ef2bfd6 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e2e61b60819092d42614f04a087c |
completed | April 20, 2026, 8:25 a.m. |
Created at: April 10, 2026, 12:04 p.m.