River Mattock
E526745
River Mattock is a small river in eastern Ireland that flows through County Meath and County Louth before joining the River Boyne.
All labels observed (1)
| Label | Occurrences |
|---|---|
| River Mattock canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2948346 — 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: River Mattock Context triple: [River Boyne, hasTributary, River Mattock]
-
A.
River Whiteadder
River Whiteadder is a river in southeastern Scotland that flows through the Scottish Borders and East Lothian before joining the River Tweed.
-
B.
River Hindburn
The River Hindburn is a small river in Lancashire, England, that flows through rural valleys and villages before joining the River Lune.
-
C.
Magothy River
The Magothy River is a tidal sub-estuary of the Chesapeake Bay in Maryland, known for its recreational boating, waterfront communities, and ecological significance.
-
D.
Spicket River
The Spicket River is a smaller river in northeastern Massachusetts and southern New Hampshire that feeds into the Merrimack River and flows through communities such as Salem and Methuen.
-
E.
Roaring River
Roaring River is a tributary stream in North Carolina that feeds into the Yadkin River and is known for its scenic, fast-flowing waters.
- 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: River Mattock Target entity description: River Mattock is a small river in eastern Ireland that flows through County Meath and County Louth before joining the River Boyne.
-
A.
River Whiteadder
River Whiteadder is a river in southeastern Scotland that flows through the Scottish Borders and East Lothian before joining the River Tweed.
-
B.
River Hindburn
The River Hindburn is a small river in Lancashire, England, that flows through rural valleys and villages before joining the River Lune.
-
C.
Magothy River
The Magothy River is a tidal sub-estuary of the Chesapeake Bay in Maryland, known for its recreational boating, waterfront communities, and ecological significance.
-
D.
Spicket River
The Spicket River is a smaller river in northeastern Massachusetts and southern New Hampshire that feeds into the Merrimack River and flows through communities such as Salem and Methuen.
-
E.
Roaring River
Roaring River is a tributary stream in North Carolina that feeds into the Yadkin River and is known for its scenic, fast-flowing waters.
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Ireland ⓘ |
| country | Ireland ⓘ |
| flowsThrough |
County Louth
ⓘ
County Meath ⓘ |
| locatedIn |
County Louth
ⓘ
County Meath ⓘ eastern Ireland ⓘ
linked to:
Eastern and Midland Region of Ireland
|
| mouth | River Boyne ⓘ |
| tributaryOf | River Boyne ⓘ |
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: River Mattock Description of subject: River Mattock is a small river in eastern Ireland that flows through County Meath and County Louth before joining the River Boyne.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.