Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO
E406452
Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO is the International Hydrographic Organization’s standard-setting document that defines the content, design, and production requirements for official nautical charts used worldwide for safe marine navigation.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T4000183 — 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: Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO Context triple: [S-4, hasAlternativeName, Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO]
-
A.
Standards for Hydrographic Surveys
Standards for Hydrographic Surveys is an internationally recognized technical document that defines the accuracy, methodology, and quality requirements for conducting hydrographic surveys used in nautical charting and marine navigation.
-
B.
International Regulations for Preventing Collisions at Sea
The International Regulations for Preventing Collisions at Sea are a globally adopted set of navigational rules that govern how vessels should operate to avoid collisions and ensure safety at sea.
-
C.
The New American Practical Navigator
The New American Practical Navigator is a seminal 19th-century maritime navigation manual that became the standard reference for sailors and navigators worldwide.
-
D.
International Hydrographic Review
The International Hydrographic Review is a scholarly journal focusing on hydrography, nautical charting, and related marine geospatial sciences.
-
E.
International Convention on Load Lines
The International Convention on Load Lines is a key maritime safety treaty that sets minimum freeboard and related stability standards to ensure ships maintain sufficient reserve buoyancy and seaworthiness.
- 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: Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO Target entity description: Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO is the International Hydrographic Organization’s standard-setting document that defines the content, design, and production requirements for official nautical charts used worldwide for safe marine navigation.
-
A.
Standards for Hydrographic Surveys
Standards for Hydrographic Surveys is an internationally recognized technical document that defines the accuracy, methodology, and quality requirements for conducting hydrographic surveys used in nautical charting and marine navigation.
-
B.
International Regulations for Preventing Collisions at Sea
The International Regulations for Preventing Collisions at Sea are a globally adopted set of navigational rules that govern how vessels should operate to avoid collisions and ensure safety at sea.
-
C.
The New American Practical Navigator
The New American Practical Navigator is a seminal 19th-century maritime navigation manual that became the standard reference for sailors and navigators worldwide.
-
D.
International Hydrographic Review
The International Hydrographic Review is a scholarly journal focusing on hydrography, nautical charting, and related marine geospatial sciences.
-
E.
International Convention on Load Lines
The International Convention on Load Lines is a key maritime safety treaty that sets minimum freeboard and related stability standards to ensure ships maintain sufficient reserve buoyancy and seaworthiness.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
IHO publication
ⓘ
hydrographic standard ⓘ technical regulation ⓘ |
| alsoKnownAs |
IHO Chart Specifications S-4
ⓘ
IHO S-4 ⓘ
surface form:
IHO S4
|
| appliesTo |
International (INT) charts
ⓘ
national paper nautical charts adopting IHO standards ⓘ |
| author | International Hydrographic Organization ⓘ |
| defines |
content requirements for official nautical charts
ⓘ
design requirements for official nautical charts ⓘ production requirements for official nautical charts ⓘ |
| documentType | standard-setting document ⓘ |
| governs |
chart projections and graticules
ⓘ
chart scales and compilation scales ⓘ depiction of aids to navigation ⓘ depiction of coastline and topography on charts ⓘ depiction of dangers and obstructions ⓘ depths and contours representation ⓘ marginal information on charts ⓘ symbolization on paper nautical charts ⓘ use of colors on nautical charts ⓘ use of typefaces and lettering on nautical charts ⓘ |
| hasPart |
Part A: Regulations of the IHO for International (INT) Charts
ⓘ
surface form:
Section A Regulations for International (INT) Charts
Section B Chart Specifications for International (INT) Charts ⓘ Section C Chart Specifications for National Charts ⓘ |
| intendedFor | global use ⓘ |
| isBasisFor |
harmonization of chart symbols between countries
ⓘ
international INT chart scheme ⓘ |
| language | English ⓘ |
| maintainedBy |
Hydrographic Services and Standards Committee
ⓘ
surface form:
IHO Hydrographic Services and Standards Committee
IHO Nautical Cartography Working Group ⓘ |
| objective | to ensure consistency of official nautical charts worldwide ⓘ |
| publisher | International Hydrographic Organization ⓘ |
| purpose |
to promote safe marine navigation
ⓘ
to standardize nautical chart content and presentation worldwide ⓘ |
| relatedTo |
IHO S-100
ⓘ
IHO S-52 ⓘ S-57 ⓘ
surface form:
IHO S-57
|
| scope |
International (INT) chart series
ⓘ
paper nautical charts ⓘ |
| shortName | IHO S-4 ⓘ |
| status | active ⓘ |
| subject |
hydrography
ⓘ
marine navigation ⓘ nautical charts ⓘ |
| supports | SOLAS Chapter V requirements for nautical charts ⓘ |
| usedBy |
chart-producing authorities
ⓘ
maritime safety administrations ⓘ national hydrographic offices ⓘ |
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: Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO Description of subject: Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO is the International Hydrographic Organization’s standard-setting document that defines the content, design, and production requirements for official nautical charts used worldwide for safe marine navigation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
S-4
→
hasAlternativeName
→
Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO
ⓘ
Part A: Regulations of the IHO for International (INT) Charts
→
partOf
→
Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO
ⓘ
this entity surface form:
IHO S-4 Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO