Middle Lock
E601045
Middle Lock is one of the navigation locks within the IJmuiden lock complex in the Netherlands, used to manage ship traffic between the North Sea and the North Sea Canal.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Middle Lock canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6617068 — 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: Middle Lock Context triple: [IJmuiden locks, hasPart, Middle Lock]
-
A.
Middle Combination Room
The Middle Combination Room is the social and academic common room and representative body for postgraduate students at Selwyn College, University of Cambridge.
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B.
Middle Combination Room
The Middle Combination Room is a social and academic common room at Jesus College, Cambridge, traditionally used by graduate students and sometimes junior fellows for meetings, study, and relaxation.
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C.
Middle Combination Room
The Middle Combination Room is a social and academic common room at Churchill College, Cambridge, typically serving the college’s postgraduate students and sometimes junior academic staff.
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D.
Middle Combination Room
The Middle Combination Room is a social and academic common room for postgraduate students and fellows at Fitzwilliam College, University of Cambridge.
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E.
Middle Combination Room
The Middle Combination Room at St Catharine’s College, Cambridge is the graduate student community and social/academic hub for postgraduate members of the college.
- 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: Middle Lock Target entity description: Middle Lock is one of the navigation locks within the IJmuiden lock complex in the Netherlands, used to manage ship traffic between the North Sea and the North Sea Canal.
-
A.
Middle Combination Room
The Middle Combination Room is the social and academic common room and representative body for postgraduate students at Selwyn College, University of Cambridge.
-
B.
Middle Combination Room
The Middle Combination Room is a social and academic common room at Jesus College, Cambridge, traditionally used by graduate students and sometimes junior fellows for meetings, study, and relaxation.
-
C.
Middle Combination Room
The Middle Combination Room is a social and academic common room at Churchill College, Cambridge, typically serving the college’s postgraduate students and sometimes junior academic staff.
-
D.
Middle Combination Room
The Middle Combination Room is a social and academic common room for postgraduate students and fellows at Fitzwilliam College, University of Cambridge.
-
E.
Middle Combination Room
The Middle Combination Room at St Catharine’s College, Cambridge is the graduate student community and social/academic hub for postgraduate members of the college.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
canal lock
ⓘ
navigation lock ⓘ |
| connectsTo |
North Sea
ⓘ
North Sea Canal ⓘ |
| country | Netherlands ⓘ |
| function |
manage ship traffic
ⓘ
water level regulation ⓘ |
| hasFeature |
chamber
ⓘ
lock gates ⓘ |
| hasRole | traffic management point for ships ⓘ |
| locatedIn |
IJmuiden
ⓘ
North Holland ⓘ |
| locatedNear |
Seaport of Amsterdam
ⓘ
linked to:
Port of Amsterdam
|
| locatedOn | approach to Port of Amsterdam ⓘ |
| operatedBy | Dutch water management authorities ⓘ |
| partOf |
Dutch waterway infrastructure
ⓘ
IJmuiden lock complex ⓘ
linked to:
IJmuiden locks
|
| purpose | enable passage between sea and inland waters ⓘ |
| use | maritime navigation ⓘ |
| waterway | North Sea Canal ⓘ |
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: Middle Lock Description of subject: Middle Lock is one of the navigation locks within the IJmuiden lock complex in the Netherlands, used to manage ship traffic between the North Sea and the North Sea Canal.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.