Howrah–Bardhaman chord line
E641726
The Howrah–Bardhaman chord line is a major suburban and intercity railway corridor in West Bengal, India, connecting Howrah with Bardhaman via a shorter, high-capacity route.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Howrah–Bardhaman chord line canonical | 3 |
| Howrah–Barddhaman chord line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7015044 — 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: Howrah–Bardhaman chord line Context triple: [Bally, transportConnection, Howrah–Bardhaman chord line]
-
A.
Howrah–Bardhaman main line
The Howrah–Bardhaman main line is a major suburban and long-distance railway corridor in West Bengal, India, connecting Howrah (Kolkata) with Bardhaman and serving numerous important towns along the route.
-
B.
Howrah–New Jalpaiguri line
The Howrah–New Jalpaiguri line is a major railway route in the Indian state of West Bengal that connects Kolkata’s Howrah station with New Jalpaiguri, serving as a key corridor between southern and northern Bengal.
-
C.
Sealdah–Bangaon railway line
The Sealdah–Bangaon railway line is a suburban rail corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Bangaon and serving numerous intermediate urban and suburban localities.
-
D.
Sealdah–Ranaghat line
The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
-
E.
Sealdah–Hasnabad railway line
The Sealdah–Hasnabad railway line is a suburban rail corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah with Hasnabad and serving numerous intermediate stations including Dum Dum.
- 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: Howrah–Bardhaman chord line Target entity description: The Howrah–Bardhaman chord line is a major suburban and intercity railway corridor in West Bengal, India, connecting Howrah with Bardhaman via a shorter, high-capacity route.
-
A.
Howrah–Bardhaman main line
The Howrah–Bardhaman main line is a major suburban and long-distance railway corridor in West Bengal, India, connecting Howrah (Kolkata) with Bardhaman and serving numerous important towns along the route.
-
B.
Howrah–New Jalpaiguri line
The Howrah–New Jalpaiguri line is a major railway route in the Indian state of West Bengal that connects Kolkata’s Howrah station with New Jalpaiguri, serving as a key corridor between southern and northern Bengal.
-
C.
Sealdah–Bangaon railway line
The Sealdah–Bangaon railway line is a suburban rail corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Bangaon and serving numerous intermediate urban and suburban localities.
-
D.
Sealdah–Ranaghat line
The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
-
E.
Sealdah–Hasnabad railway line
The Sealdah–Hasnabad railway line is a suburban rail corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah with Hasnabad and serving numerous intermediate stations including Dum Dum.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
intercity railway corridor
ⓘ
railway line ⓘ suburban railway corridor ⓘ |
| character |
intercity
ⓘ
suburban ⓘ |
| connects |
Bardhaman
NERFINISHED
ⓘ
Howrah NERFINISHED ⓘ |
| country | India ⓘ |
| electrification | 25 kV AC overhead ⓘ |
| endStation | Barddhaman Junction railway station NERFINISHED ⓘ |
| gauge |
1,676 mm
ⓘ
broad gauge ⓘ |
| hasFunction |
commuter transport
ⓘ
intercity transport ⓘ |
| isShorterRouteBetween |
Bardhaman
NERFINISHED
ⓘ
Howrah NERFINISHED ⓘ |
| locatedIn | West Bengal ⓘ |
| locatedInCountry | India ⓘ |
| locatedInState | West Bengal NERFINISHED ⓘ |
| locatedInUrbanArea | Kolkata metropolitan region NERFINISHED ⓘ |
| network | Howrah railway division NERFINISHED ⓘ |
| operator | Eastern Railway zone NERFINISHED ⓘ |
| owner | Indian Railways NERFINISHED ⓘ |
| partOf | Kolkata Suburban Railway NERFINISHED ⓘ |
| partOfNetwork | Indian Railways network NERFINISHED ⓘ |
| railwayZone | Eastern Railway NERFINISHED ⓘ |
| regionServed |
Hooghly district
NERFINISHED
ⓘ
Howrah district NERFINISHED ⓘ Kolkata metropolitan area NERFINISHED ⓘ Purba Bardhaman district NERFINISHED ⓘ |
| servesCity |
Bardhaman
NERFINISHED
ⓘ
Howrah NERFINISHED ⓘ Kolkata NERFINISHED ⓘ |
| servesTypeOfTraffic |
passenger
ⓘ
suburban EMU services ⓘ |
| startStation | Howrah Junction railway station NERFINISHED ⓘ |
| terminus |
Barddhaman Junction railway station
NERFINISHED
ⓘ
Howrah Junction railway station NERFINISHED ⓘ |
| usage | high-capacity route ⓘ |
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: Howrah–Bardhaman chord line Description of subject: The Howrah–Bardhaman chord line is a major suburban and intercity railway corridor in West Bengal, India, connecting Howrah with Bardhaman via a shorter, high-capacity route.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Howrah–Barddhaman chord line