Rabindra Setu
E788296
Rabindra Setu, popularly known as Howrah Bridge, is a historic cantilever bridge over the Hooghly River in Kolkata, India, serving as a vital transport link and iconic city landmark.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Howrah Bridge (Rabindra Setu) | 1 |
| Rabindra Setu canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9263786 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rabindra Setu Context triple: [Howrah Bridge Act, appliesTo, Rabindra Setu]
-
A.
Vivekananda Setu
Vivekananda Setu is a historic multi-span bridge over the Hooghly River near Kolkata, India, serving as a key road and rail link between Howrah and the city.
-
B.
Buriganga Bridge
Buriganga Bridge is a key roadway bridge in Dhaka, Bangladesh, that facilitates major traffic across the Buriganga River and connects important parts of the capital city.
-
C.
Bogibeel Bridge
Bogibeel Bridge is a major combined road and rail bridge over the Brahmaputra River in Assam, India, known as one of the country’s longest river bridges and a key transport link for the region.
-
D.
Sangam Bridge
Sangam Bridge is a prominent road bridge in Pune, India, that spans the confluence of the Mula and Mutha rivers and serves as an important local transport link.
-
E.
Munger Ganga Bridge
Munger Ganga Bridge is a major rail-cum-road bridge across the Ganges River in Bihar, India, connecting Munger district to the northern bank and significantly improving regional transport links.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rabindra Setu Target entity description: Rabindra Setu, popularly known as Howrah Bridge, is a historic cantilever bridge over the Hooghly River in Kolkata, India, serving as a vital transport link and iconic city landmark.
-
A.
Vivekananda Setu
Vivekananda Setu is a historic multi-span bridge over the Hooghly River near Kolkata, India, serving as a key road and rail link between Howrah and the city.
-
B.
Buriganga Bridge
Buriganga Bridge is a key roadway bridge in Dhaka, Bangladesh, that facilitates major traffic across the Buriganga River and connects important parts of the capital city.
-
C.
Bogibeel Bridge
Bogibeel Bridge is a major combined road and rail bridge over the Brahmaputra River in Assam, India, known as one of the country’s longest river bridges and a key transport link for the region.
-
D.
Sangam Bridge
Sangam Bridge is a prominent road bridge in Pune, India, that spans the confluence of the Mula and Mutha rivers and serves as an important local transport link.
-
E.
Munger Ganga Bridge
Munger Ganga Bridge is a major rail-cum-road bridge across the Ganges River in Bihar, India, connecting Munger district to the northern bank and significantly improving regional transport links.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
bridge
ⓘ
cantilever bridge ⓘ landmark ⓘ |
| alsoKnownAs |
Howrah Bridge
ⓘ
New Howrah Bridge ⓘ
linked to:
Howrah Bridge
|
| carries |
motor vehicles
ⓘ
pedestrians ⓘ |
| city |
Kolkata
ⓘ
linked to:
Calcutta
|
| connects |
Howrah
ⓘ
Kolkata ⓘ
linked to:
Calcutta
|
| constructionCompleted | 1942 ⓘ |
| constructionPeriod | 1930s ⓘ |
| country | India ⓘ |
| crosses | Hooghly River ⓘ |
| design | cantilever ⓘ |
| doesNotCarry | railway traffic ⓘ |
| footpathWidth | about 1.5 metres ⓘ |
| hasFootpath | yes ⓘ |
| hasToll | no ⓘ |
| heritageStatus | historic structure ⓘ |
| length | about 705 metres ⓘ |
| lighting | illuminated at night ⓘ |
| locatedIn |
India
ⓘ
Kolkata ⓘ
linked to:
Calcutta
West Bengal ⓘ |
| locatedOver | Hooghly River ⓘ |
| mainSpanLength | about 457 metres ⓘ |
| maintainedBy | Kolkata Port Trust ⓘ |
| material | steel ⓘ |
| namedAfter | Rabindranath Tagore ⓘ |
| nearbyLandmark |
B.B.D. Bagh area of Kolkata
ⓘ
linked to:
B.B.D. Bagh, Kolkata
Howrah railway station ⓘ
linked to:
Howrah Junction railway station
|
| numberOfLanes | 8 ⓘ |
| opened | 1943 ⓘ |
| openedToTraffic | February 1943 ⓘ |
| partOf |
Kolkata metropolitan area
ⓘ
linked to:
Kolkata Metropolitan Area
|
| replaced |
Old Howrah Bridge
ⓘ
linked to:
Howrah Bridge
|
| riverBank1 | Howrah side ⓘ |
| riverBank2 | Kolkata side ⓘ |
| significance |
iconic symbol of Kolkata
ⓘ
major transport link between Howrah and Kolkata ⓘ |
| state | West Bengal ⓘ |
| traffic | one of the busiest cantilever bridges in the world ⓘ |
| usage |
pedestrian movement
ⓘ
road transport ⓘ |
| width | about 22 metres ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Rabindra Setu Description of subject: Rabindra Setu, popularly known as Howrah Bridge, is a historic cantilever bridge over the Hooghly River in Kolkata, India, serving as a vital transport link and iconic city landmark.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Rabindra Setu