Mastara River
E526415
The Mastara River is a watercourse in Armenia that serves as one of the tributaries feeding Lake Sevan, the country’s largest freshwater lake.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mastara River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3318690 — 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: Mastara River Context triple: [Lake Sevan, inflow, Mastara River]
-
A.
Tambre River
The Tambre River is a significant waterway in Galicia, northwestern Spain, known for flowing through rural landscapes before emptying into the Atlantic Ocean near the city of A Coruña.
-
B.
Tinkisso River
The Tinkisso River is a significant waterway in West Africa that flows through Guinea and contributes to the Niger River basin.
-
C.
Malka River
The Malka River is a significant river in the North Caucasus region of Russia, flowing through mountainous terrain and serving as an important waterway in Kabardino-Balkaria.
-
D.
Tiétar River
The Tiétar River is a significant watercourse in western Spain that flows through the provinces of Ávila, Cáceres, and Toledo, supporting rich agricultural areas and natural habitats before joining the Tagus.
-
E.
Braldo River
The Braldo River is a glacial river in Pakistan’s Karakoram range, known for draining meltwater from the Baltoro Glacier and flowing through remote, high-altitude valleys of Gilgit-Baltistan.
- 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: Mastara River Target entity description: The Mastara River is a watercourse in Armenia that serves as one of the tributaries feeding Lake Sevan, the country’s largest freshwater lake.
-
A.
Tambre River
The Tambre River is a significant waterway in Galicia, northwestern Spain, known for flowing through rural landscapes before emptying into the Atlantic Ocean near the city of A Coruña.
-
B.
Tinkisso River
The Tinkisso River is a significant waterway in West Africa that flows through Guinea and contributes to the Niger River basin.
-
C.
Malka River
The Malka River is a significant river in the North Caucasus region of Russia, flowing through mountainous terrain and serving as an important waterway in Kabardino-Balkaria.
-
D.
Tiétar River
The Tiétar River is a significant watercourse in western Spain that flows through the provinces of Ávila, Cáceres, and Toledo, supporting rich agricultural areas and natural habitats before joining the Tagus.
-
E.
Braldo River
The Braldo River is a glacial river in Pakistan’s Karakoram range, known for draining meltwater from the Baltoro Glacier and flowing through remote, high-altitude valleys of Gilgit-Baltistan.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Armenia ⓘ |
| continent | Asia ⓘ |
| country | Armenia ⓘ |
| drainageBasin | Lake Sevan basin ⓘ |
| environmentalRole | contributes to Lake Sevan water balance ⓘ |
| flowsInto | Lake Sevan ⓘ |
| hasHydrologicalFunction | feeds Lake Sevan ⓘ |
| locatedIn |
Armenia
ⓘ
South Caucasus ⓘ |
| mouth | Lake Sevan ⓘ |
| partOf | Armenian river network ⓘ |
| significance | tributary of Armenia’s largest freshwater lake ⓘ |
| tributaryOf | Lake Sevan ⓘ |
| waterbodyType | freshwater 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: Mastara River Description of subject: The Mastara River is a watercourse in Armenia that serves as one of the tributaries feeding Lake Sevan, the country’s largest freshwater lake.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.