Triple
T9768249
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shibpur |
E237052
|
entity |
| Predicate | hasTransport |
P1298
|
FINISHED |
| Object |
Shibpur tram depot
Shibpur tram depot is a tram maintenance and storage facility serving the Shibpur area in Howrah, part of the Kolkata metropolitan region’s historic tram network.
|
E819324
|
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: Shibpur tram depot | Statement: [Shibpur, hasTransport, Shibpur tram depot]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Shibpur tram depot Context triple: [Shibpur, hasTransport, Shibpur tram depot]
-
A.
Rithala Depot
Rithala Depot is a major maintenance and stabling facility serving the northern terminus of the Delhi Metro’s Red Line.
-
B.
Tatanagar electric loco shed
Tatanagar electric loco shed is a major Indian Railways facility at Tatanagar responsible for housing, maintaining, and servicing electric locomotives operating on the South Eastern Railway network.
-
C.
Munyang Depot
Munyang Depot is a maintenance and storage facility serving the Daegu Metro system in Daegu, South Korea.
-
D.
Irchel tram depot
Irchel tram depot is a tram maintenance and storage facility in Zürich that serves part of the city’s urban tram network.
-
E.
Noapara depot
Noapara depot is a major maintenance and stabling facility for the Kolkata Metro, serving as a key operational hub for its trains.
- 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: Shibpur tram depot Triple: [Shibpur, hasTransport, Shibpur tram depot]
Generated description
Shibpur tram depot is a tram maintenance and storage facility serving the Shibpur area in Howrah, part of the Kolkata metropolitan region’s historic tram network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Shibpur tram depot Target entity description: Shibpur tram depot is a tram maintenance and storage facility serving the Shibpur area in Howrah, part of the Kolkata metropolitan region’s historic tram network.
-
A.
Rithala Depot
Rithala Depot is a major maintenance and stabling facility serving the northern terminus of the Delhi Metro’s Red Line.
-
B.
Tatanagar electric loco shed
Tatanagar electric loco shed is a major Indian Railways facility at Tatanagar responsible for housing, maintaining, and servicing electric locomotives operating on the South Eastern Railway network.
-
C.
Munyang Depot
Munyang Depot is a maintenance and storage facility serving the Daegu Metro system in Daegu, South Korea.
-
D.
Irchel tram depot
Irchel tram depot is a tram maintenance and storage facility in Zürich that serves part of the city’s urban tram network.
-
E.
Noapara depot
Noapara depot is a major maintenance and stabling facility for the Kolkata Metro, serving as a key operational hub for its trains.
- 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_69ca84d831b8819090322686b47887ce |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cda0a2da648190836916a45d2998d7 |
completed | April 1, 2026, 10:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1bd05f2588190ab413d26342aa70f |
completed | April 5, 2026, 1:38 a.m. |
| NEDg | Description generation | batch_69d1bd901e4881908a39be828eb7f21b |
completed | April 5, 2026, 1:40 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1bdfe40f4819096b1d0442f4ee181 |
completed | April 5, 2026, 1:42 a.m. |
Created at: March 30, 2026, 8:25 p.m.