thalweg principle
E523959
The thalweg principle is a rule in international boundary delimitation that places borders along the deepest or most navigable channel of a river.
All labels observed (1)
| Label | Occurrences |
|---|---|
| thalweg principle canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5491478 — 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: thalweg principle Context triple: [1975 Algiers Agreement, principleUsed, thalweg principle]
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A.
Rheinbund
The Rheinbund, or Confederation of the Rhine, was a coalition of German states organized under the influence of Napoleon in the early 19th century that effectively ended the Holy Roman Empire and served as a French client confederation.
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B.
Achterwasser
Achterwasser is a coastal lagoon on the German island of Usedom, connected to the Baltic Sea and known for its shallow waters and scenic natural surroundings.
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C.
Unterweser
Unterweser is the name given to the lower tidal section of the Weser River in northwestern Germany, extending from near Bremen to its mouth at the North Sea.
-
D.
Bassein
Bassein is a historic coastal town in western India, now known as Vasai, notable for its strategic port and colonial-era fortifications that played a key role in regional power struggles.
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E.
Leuth
Leuth is a village in the Dutch province of Gelderland, situated near the German border and known for its rural landscape and proximity to the river Waal.
- 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: thalweg principle Target entity description: The thalweg principle is a rule in international boundary delimitation that places borders along the deepest or most navigable channel of a river.
-
A.
Rheinbund
The Rheinbund, or Confederation of the Rhine, was a coalition of German states organized under the influence of Napoleon in the early 19th century that effectively ended the Holy Roman Empire and served as a French client confederation.
-
B.
Achterwasser
Achterwasser is a coastal lagoon on the German island of Usedom, connected to the Baltic Sea and known for its shallow waters and scenic natural surroundings.
-
C.
Unterweser
Unterweser is the name given to the lower tidal section of the Weser River in northwestern Germany, extending from near Bremen to its mouth at the North Sea.
-
D.
Bassein
Bassein is a historic coastal town in western India, now known as Vasai, notable for its strategic port and colonial-era fortifications that played a key role in regional power struggles.
-
E.
Leuth
Leuth is a village in the Dutch province of Gelderland, situated near the German border and known for its rural landscape and proximity to the river Waal.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
boundary delimitation rule
ⓘ
principle of international law ⓘ |
| aimsTo |
ensure equal access to navigation for riparian states
ⓘ
provide a stable criterion for river boundaries ⓘ |
| appliesPrimarilyTo | navigable sections of rivers ⓘ |
| appliesTo | international river boundaries ⓘ |
| appliesToFeature |
main navigable channel
ⓘ
river channel ⓘ |
| appliesWhen | a river forms a boundary between two states ⓘ |
| associatedWithDoctrine | accretion and erosion in boundary rivers ⓘ |
| basedOnConcept | thalweg ⓘ |
| canAffect |
allocation of islands in boundary rivers
ⓘ
maritime access of landlocked or semi-enclosed states ⓘ |
| contrastedWith |
bank-based boundary delimitation
ⓘ
fixed-border treaties that ignore channel shifts ⓘ |
| definesLocationOf | international boundaries along rivers ⓘ |
| etymology | from German "Talweg" meaning "valley way" or "valley line" ⓘ |
| goal | fair and practical river boundary delimitation ⓘ |
| hasInterpretationIssue |
identification of the "main" channel in braided rivers
ⓘ
treatment of artificial changes to river courses ⓘ |
| historicallyImportantIn | European river boundary settlements ⓘ |
| influencedBy | navigation interests of riparian states ⓘ |
| involves |
hydrographic surveys
ⓘ
identification of the line of greatest depth ⓘ |
| languageOrigin | German ⓘ |
| legalField |
international boundary law
ⓘ
law of international watercourses ⓘ |
| mayBeLimitedBy |
historic title claims
ⓘ
specific boundary treaties ⓘ |
| recognizedIn | customary international law ⓘ |
| relatedLegalConcept |
international river navigation rights
ⓘ
riparian rights ⓘ |
| relatedTo |
equidistance principle
ⓘ
median line principle ⓘ river boundary delimitation ⓘ |
| requires | periodic reassessment when channels shift ⓘ |
| supportsDoctrine | boundary follows natural changes in river course ⓘ |
| typicalApplication |
boundary rivers with shifting channels
ⓘ
navigable rivers ⓘ |
| usedBy |
boundary commissions
ⓘ
international courts and tribunals ⓘ |
| usedFor |
delimitation of river frontiers between states
ⓘ
demarcation of boundaries in navigable rivers ⓘ |
| usesCriterion |
deepest channel of a river
ⓘ
most navigable channel of a 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: thalweg principle Description of subject: The thalweg principle is a rule in international boundary delimitation that places borders along the deepest or most navigable channel of a river.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.