Admiralty Hydrographic Office
E914470
The Admiralty Hydrographic Office was the British Royal Navy’s chart-making and nautical surveying authority, responsible for producing and updating official maritime charts and related navigational publications.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Admiralty Hydrographic Office canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11253299 — 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: Admiralty Hydrographic Office Context triple: [Board of Longitude, replacedBy, Admiralty Hydrographic Office]
-
A.
Naval Hydrographic Office
The Naval Hydrographic Office is a specialized unit responsible for charting, surveying, and providing nautical information to support the maritime operations and navigation safety of the Philippine Navy.
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B.
Naval Hydrographic Service
The Naval Hydrographic Service is the Argentine Navy’s specialized agency responsible for producing nautical charts, conducting hydrographic and oceanographic surveys, and providing maritime navigation information.
-
C.
Naval Hydrographic Department
The Naval Hydrographic Department is the Indian Navy’s specialized agency responsible for surveying and charting India’s maritime waters and producing official nautical charts and publications.
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D.
Naval Hydrographic Department
The Naval Hydrographic Department is a specialized unit of the Royal Thai Navy responsible for hydrographic surveying, nautical charting, and related maritime navigation services for Thailand’s waters.
-
E.
United States Hydrographic Office
The United States Hydrographic Office was a U.S. Navy agency responsible for producing nautical charts, sailing directions, and other navigational publications to support safe maritime navigation.
- 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: Admiralty Hydrographic Office Target entity description: The Admiralty Hydrographic Office was the British Royal Navy’s chart-making and nautical surveying authority, responsible for producing and updating official maritime charts and related navigational publications.
-
A.
Naval Hydrographic Office
The Naval Hydrographic Office is a specialized unit responsible for charting, surveying, and providing nautical information to support the maritime operations and navigation safety of the Philippine Navy.
-
B.
Naval Hydrographic Service
The Naval Hydrographic Service is the Argentine Navy’s specialized agency responsible for producing nautical charts, conducting hydrographic and oceanographic surveys, and providing maritime navigation information.
-
C.
Naval Hydrographic Department
The Naval Hydrographic Department is the Indian Navy’s specialized agency responsible for surveying and charting India’s maritime waters and producing official nautical charts and publications.
-
D.
Naval Hydrographic Department
The Naval Hydrographic Department is a specialized unit of the Royal Thai Navy responsible for hydrographic surveying, nautical charting, and related maritime navigation services for Thailand’s waters.
-
E.
United States Hydrographic Office
The United States Hydrographic Office was a U.S. Navy agency responsible for producing nautical charts, sailing directions, and other navigational publications to support safe maritime navigation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
cartographic organization
ⓘ
government agency ⓘ hydrographic office ⓘ |
| affiliation | British government NERFINISHED ⓘ |
| collects |
bathymetric data
ⓘ
coastal topographic data ⓘ hydrographic data ⓘ tidal data ⓘ |
| country | United Kingdom ⓘ |
| employerOf |
cartographers
ⓘ
draughtsmen ⓘ engravers ⓘ hydrographer of the navy ⓘ naval surveyors ⓘ |
| field |
hydrography
ⓘ
marine navigation ⓘ nautical charting ⓘ oceanography ⓘ |
| hasPurpose |
improvement of safety of navigation
ⓘ
support of Royal Navy operations ⓘ support of merchant shipping ⓘ |
| industry | maritime navigation ⓘ |
| language | English ⓘ |
| locatedIn | United Kingdom ⓘ |
| operatedBy | Royal Navy ⓘ |
| partOf | Admiralty NERFINISHED ⓘ |
| precededBy | informal Admiralty charting activities ⓘ |
| product |
Admiralty charts
NERFINISHED
ⓘ
nautical publications ⓘ |
| regulates | standards for British official nautical charts ⓘ |
| responsibleFor |
production of nautical charts
ⓘ
publication of Notices to Mariners ⓘ publication of nautical almanacs ⓘ publication of sailing directions ⓘ publication of tide tables ⓘ updating nautical charts ⓘ |
| serviceArea |
British territorial waters
ⓘ
colonial waters of the British Empire ⓘ worldwide oceans ⓘ |
| successor | United Kingdom Hydrographic Office NERFINISHED ⓘ |
| usedBy |
Royal Navy
ⓘ
explorers ⓘ fishing fleets ⓘ merchant mariners ⓘ survey vessels ⓘ |
| uses |
naval surveying ships
ⓘ
oceanographic instruments ⓘ triangulation and sounding methods ⓘ |
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: Admiralty Hydrographic Office Description of subject: The Admiralty Hydrographic Office was the British Royal Navy’s chart-making and nautical surveying authority, responsible for producing and updating official maritime charts and related navigational publications.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.