Triple
T10012439
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Eastern Railway zone |
E199406
|
entity |
| Predicate | formerHeadquartersLocation |
P62
|
FINISHED |
| Object | Garden Reach, Calcutta |
E283458
|
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: Garden Reach, Calcutta | Statement: [South Eastern Railway zone, formerHeadquartersLocation, Garden Reach, Calcutta]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Garden Reach, Calcutta Context triple: [South Eastern Railway zone, formerHeadquartersLocation, Garden Reach, Calcutta]
-
A.
Garden Reach, Calcutta
chosen
Garden Reach, Calcutta is a riverside neighborhood in Kolkata, India, historically notable as the exiled residence of Awadh’s last Nawab, Wajid Ali Shah.
-
B.
Jadavpur, Kolkata
Jadavpur, Kolkata is a prominent residential and educational neighborhood in south Kolkata, India, known for housing major institutions such as Jadavpur University.
-
C.
Jorasanko, Calcutta
Jorasanko, Calcutta is a historic neighborhood in north Kolkata, India, best known as the ancestral home of the Tagore family and a major center of Bengali cultural and literary life.
-
D.
Konnagar
Konnagar is a suburban town in West Bengal, India, situated along the Hooghly River and known as part of the Kolkata metropolitan area.
-
E.
Calcutta
Calcutta, now known as Kolkata, is a major cultural and commercial metropolis in eastern India that served as the capital of British India until the early 20th century.
- 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_69ca8315a1a08190ab310f25620f362b |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cdcd3cf5b881908f5318e55bdd22b6 |
completed | April 2, 2026, 1:58 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d28211c2448190897fd4078a266154 |
completed | April 5, 2026, 3:38 p.m. |
Created at: March 30, 2026, 8:52 p.m.