Triple
T236684
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Calcutta |
E4838
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Howrah Bridge
Howrah Bridge is an iconic cantilever bridge spanning the Hooghly River in Kolkata, India, renowned as a major transportation lifeline and architectural symbol of the city.
|
E43286
|
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: Howrah Bridge | Statement: [Calcutta, hasLandmark, Howrah Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Howrah Bridge Context triple: [Calcutta, hasLandmark, Howrah Bridge]
-
A.
Trinity Bridge
Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
-
B.
Long Bridge
Long Bridge is a major railroad bridge over the Potomac River in Washington, D.C., carrying freight and passenger trains between the District of Columbia and Virginia.
-
C.
Wellington Bridge
Wellington Bridge is a roadway bridge in the Boston area that carries traffic across the Mystic River between Medford and Somerville, Massachusetts.
-
D.
Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
-
E.
Adelphi Footbridge
Adelphi Footbridge is a pedestrian bridge spanning the River Irwell in Salford, England, providing a crossing between key areas of the city.
- 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: Howrah Bridge Triple: [Calcutta, hasLandmark, Howrah Bridge]
Generated description
Howrah Bridge is an iconic cantilever bridge spanning the Hooghly River in Kolkata, India, renowned as a major transportation lifeline and architectural symbol of the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Howrah Bridge Target entity description: Howrah Bridge is an iconic cantilever bridge spanning the Hooghly River in Kolkata, India, renowned as a major transportation lifeline and architectural symbol of the city.
-
A.
Trinity Bridge
Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
-
B.
Long Bridge
Long Bridge is a major railroad bridge over the Potomac River in Washington, D.C., carrying freight and passenger trains between the District of Columbia and Virginia.
-
C.
Wellington Bridge
Wellington Bridge is a roadway bridge in the Boston area that carries traffic across the Mystic River between Medford and Somerville, Massachusetts.
-
D.
Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
-
E.
Adelphi Footbridge
Adelphi Footbridge is a pedestrian bridge spanning the River Irwell in Salford, England, providing a crossing between key areas of the city.
- 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_69a257c3d0708190b0871c4269d273e6 |
completed | Feb. 28, 2026, 2:49 a.m. |
| NER | Named-entity recognition | batch_69a25ccc5d548190b505bf1d99db41bd |
completed | Feb. 28, 2026, 3:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3d4dcaec0819099f5a3721d035cdd |
completed | March 1, 2026, 5:55 a.m. |
| NEDg | Description generation | batch_69a3d59c91948190bbb495f1d8165c81 |
completed | March 1, 2026, 5:58 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3d61b4cb08190861fd5f01fc75a92 |
completed | March 1, 2026, 6 a.m. |
Created at: Feb. 28, 2026, 2:53 a.m.