Triple
T14819664
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Purple Line (Namma Metro) |
E348411
|
entity |
| Predicate | abbreviation |
P43
|
FINISHED |
| Object | BMRCL |
E340576
|
NE FINISHED |
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: BMRCL | Statement: [Purple Line (Namma Metro), abbreviation, BMRCL]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BMRCL Context triple: [Purple Line (Namma Metro), abbreviation, BMRCL]
-
A.
BMRCL
chosen
BMRCL is the government-owned corporation responsible for developing, operating, and maintaining the Namma Metro rapid transit system in Bengaluru, India.
-
B.
Bangalore Metro Rail Corporation Limited
Bangalore Metro Rail Corporation Limited is the joint venture public sector company responsible for developing, operating, and expanding the Namma Metro rapid transit system in Bengaluru, India.
-
C.
Bangalore Metropolitan Transport Corporation
Bangalore Metropolitan Transport Corporation is the government-run public bus agency responsible for operating urban and suburban bus services in and around Bengaluru, India.
-
D.
Kolkata metropolitan transport region
The Kolkata metropolitan transport region is the broader urban area around Kolkata, India, overseen by a unified transport authority that plans and regulates public transportation across multiple surrounding towns and suburbs.
-
E.
Bengaluru railway division
Bengaluru railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Bengaluru.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d822eb8f588190bf53445e730a934f |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69decfe4cf38819090f25ef045351d5d |
completed | April 14, 2026, 11:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe389940e081908ad627955cb8d52e |
completed | May 8, 2026, 7:25 p.m. |
Created at: April 10, 2026, 1:50 a.m.