Mannappuzha River
E1001375
Mannappuzha River is a smaller watercourse in the Indian state of Kerala that serves as one of the tributaries feeding into the Periyar River system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mannappuzha River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11604271 — 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: Mannappuzha River Context triple: [Periyar River, hasTributary, Mannappuzha River]
-
A.
Muvattupuzha River
The Muvattupuzha River is a major river in the Indian state of Kerala, formed by the confluence of three mountain streams and flowing through the Ernakulam district before emptying into the backwaters.
-
B.
Muthirapuzha River
The Muthirapuzha River is a major tributary of the Periyar River flowing through the hill station region of Munnar in Kerala, India, and is known for its scenic landscapes and role in local ecology and hydropower.
-
C.
Meenachil River
Meenachil River is a river in the Indian state of Kerala that flows through the Kottayam district and empties into the Vembanad Lake.
-
D.
Pamba River
The Pamba River is a significant river in the Indian state of Kerala, revered in Hindu tradition and closely associated with the Sabarimala pilgrimage.
-
E.
Cheruthoni River
Cheruthoni River is a significant tributary in Kerala, India, known for feeding the Idukki Reservoir and hosting the Cheruthoni Dam, one of the key hydroelectric projects in the region.
- 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: Mannappuzha River Target entity description: Mannappuzha River is a smaller watercourse in the Indian state of Kerala that serves as one of the tributaries feeding into the Periyar River system.
-
A.
Muvattupuzha River
The Muvattupuzha River is a major river in the Indian state of Kerala, formed by the confluence of three mountain streams and flowing through the Ernakulam district before emptying into the backwaters.
-
B.
Muthirapuzha River
The Muthirapuzha River is a major tributary of the Periyar River flowing through the hill station region of Munnar in Kerala, India, and is known for its scenic landscapes and role in local ecology and hydropower.
-
C.
Meenachil River
Meenachil River is a river in the Indian state of Kerala that flows through the Kottayam district and empties into the Vembanad Lake.
-
D.
Pamba River
The Pamba River is a significant river in the Indian state of Kerala, revered in Hindu tradition and closely associated with the Sabarimala pilgrimage.
-
E.
Cheruthoni River
Cheruthoni River is a significant tributary in Kerala, India, known for feeding the Idukki Reservoir and hosting the Cheruthoni Dam, one of the key hydroelectric projects in the region.
- F. None of above. chosen
Statements (12)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
tributary ⓘ |
| basinCountry | India ⓘ |
| continent | Asia ⓘ |
| country | India ⓘ |
| flowsThrough | Kerala NERFINISHED ⓘ |
| locatedIn |
Kerala
NERFINISHED
ⓘ
South India ⓘ |
| partOf | Periyar River basin NERFINISHED ⓘ |
| riverSystem | Periyar River system NERFINISHED ⓘ |
| tributaryOf | Periyar River NERFINISHED ⓘ |
| watercourseType | small river ⓘ |
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: Mannappuzha River Description of subject: Mannappuzha River is a smaller watercourse in the Indian state of Kerala that serves as one of the tributaries feeding into the Periyar River system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.