Triple
T20213510
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sealdah |
E493551
|
entity |
| Predicate | hasNearby |
P350
|
FINISHED |
| Object |
Sealdah metro station
Sealdah metro station is a major Kolkata Metro station serving the busy Sealdah railway hub and surrounding commercial and residential areas in Kolkata, India.
|
E1421089
|
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: Sealdah metro station | Statement: [Sealdah, hasNearby, Sealdah metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sealdah metro station Context triple: [Sealdah, hasNearby, Sealdah metro station]
-
A.
Baranagar metro station
Baranagar metro station is an elevated rapid transit station in Kolkata, India, serving as a key interchange point between the Kolkata Metro and suburban rail services.
-
B.
Shobhabazar Sutanuti metro station
Shobhabazar Sutanuti metro station is an underground station on Kolkata Metro’s North–South corridor serving the historic Shobhabazar and Sutanuti areas of North Kolkata.
-
C.
Dum Dum metro station
Dum Dum metro station is a major elevated station and northern terminus of Kolkata Metro Line 1, serving as an important interchange with suburban rail services in the Dum Dum area of Kolkata, India.
-
D.
Karunamoyee metro station
Karunamoyee metro station is an elevated station on Kolkata Metro’s East-West corridor serving the Karunamoyee area of Salt Lake City (Bidhannagar) in West Bengal, India.
-
E.
Banashankari metro station
Banashankari metro station is an elevated Namma Metro station in Bengaluru serving the Banashankari area and providing connectivity along the system’s Green Line.
- 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: Sealdah metro station Triple: [Sealdah, hasNearby, Sealdah metro station]
Generated description
Sealdah metro station is a major Kolkata Metro station serving the busy Sealdah railway hub and surrounding commercial and residential areas in Kolkata, India.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sealdah metro station Target entity description: Sealdah metro station is a major Kolkata Metro station serving the busy Sealdah railway hub and surrounding commercial and residential areas in Kolkata, India.
-
A.
Baranagar metro station
Baranagar metro station is an elevated rapid transit station in Kolkata, India, serving as a key interchange point between the Kolkata Metro and suburban rail services.
-
B.
Shobhabazar Sutanuti metro station
Shobhabazar Sutanuti metro station is an underground station on Kolkata Metro’s North–South corridor serving the historic Shobhabazar and Sutanuti areas of North Kolkata.
-
C.
Dum Dum metro station
Dum Dum metro station is a major elevated station and northern terminus of Kolkata Metro Line 1, serving as an important interchange with suburban rail services in the Dum Dum area of Kolkata, India.
-
D.
Karunamoyee metro station
Karunamoyee metro station is an elevated station on Kolkata Metro’s East-West corridor serving the Karunamoyee area of Salt Lake City (Bidhannagar) in West Bengal, India.
-
E.
Banashankari metro station
Banashankari metro station is an elevated Namma Metro station in Bengaluru serving the Banashankari area and providing connectivity along the system’s Green Line.
- 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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66ed6fe888190b553ba6879cb2d8d |
completed | April 20, 2026, 6:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a08551bd4d481908ef9181531c57beb |
completed | May 16, 2026, 11:29 a.m. |
| NEDg | Description generation | batch_6a08560a7494819097ac2e5c14ef73e3 |
completed | May 16, 2026, 11:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a085703fa908190a59ebee74d038dcf |
completed | May 16, 2026, 11:37 a.m. |
Created at: April 11, 2026, 11:38 p.m.