ICAO Annex 4
E803535
ICAO Annex 4 is an international aviation standard issued by the International Civil Aviation Organization that specifies requirements for aeronautical charts used in air navigation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ICAO Annex 4 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9486299 — 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: ICAO Annex 4 Context triple: [PANS-OPS, relatedTo, ICAO Annex 4]
-
A.
ICAO Annex 10
ICAO Annex 10 is an international civil aviation standard that defines technical specifications and requirements for aeronautical telecommunications and navigation systems, including radio navigation aids and communication procedures.
-
B.
ICAO Doc 7910
ICAO Doc 7910 is the International Civil Aviation Organization’s official publication that lists and standardizes four-letter location indicators for airports and other aviation facilities worldwide.
-
C.
ICAO Doc 9303
ICAO Doc 9303 is an international standard issued by the International Civil Aviation Organization that defines the specifications for machine-readable travel documents, including biometric passports.
-
D.
ICAO Doc 8126
ICAO Doc 8126 is an International Civil Aviation Organization manual that provides detailed procedures and guidance for the origination, handling, and distribution of Notices to Air Missions (NOTAMs) within the global aeronautical information service system.
-
E.
ICAO Doc 8168
ICAO Doc 8168 is an International Civil Aviation Organization document that provides standardized procedures for aircraft operations, including instrument flight procedures and obstacle clearance criteria.
- 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: ICAO Annex 4 Target entity description: ICAO Annex 4 is an international aviation standard issued by the International Civil Aviation Organization that specifies requirements for aeronautical charts used in air navigation.
-
A.
ICAO Annex 10
ICAO Annex 10 is an international civil aviation standard that defines technical specifications and requirements for aeronautical telecommunications and navigation systems, including radio navigation aids and communication procedures.
-
B.
ICAO Doc 7910
ICAO Doc 7910 is the International Civil Aviation Organization’s official publication that lists and standardizes four-letter location indicators for airports and other aviation facilities worldwide.
-
C.
ICAO Doc 9303
ICAO Doc 9303 is an international standard issued by the International Civil Aviation Organization that defines the specifications for machine-readable travel documents, including biometric passports.
-
D.
ICAO Doc 8126
ICAO Doc 8126 is an International Civil Aviation Organization manual that provides detailed procedures and guidance for the origination, handling, and distribution of Notices to Air Missions (NOTAMs) within the global aeronautical information service system.
-
E.
ICAO Doc 8168
ICAO Doc 8168 is an International Civil Aviation Organization document that provides standardized procedures for aircraft operations, including instrument flight procedures and obstacle clearance criteria.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
ICAO Annex
ⓘ
international aviation standard ⓘ technical standard ⓘ |
| abbreviation | Annex 4 NERFINISHED ⓘ |
| appliesTo |
contracting States of ICAO
ⓘ
international air navigation ⓘ |
| basedOn | Standards and Recommended Practices ⓘ |
| chartTypeCovered |
aerodrome charts
ⓘ
area charts ⓘ en-route charts ⓘ instrument approach charts ⓘ standard instrument departure charts ⓘ standard terminal arrival charts ⓘ visual approach charts ⓘ |
| defines |
recommended practices for aeronautical charts
ⓘ
standards for aeronautical charts ⓘ |
| governs |
accuracy requirements for aeronautical charts
ⓘ
chart identification and naming ⓘ chart scales and formats ⓘ content of aeronautical charts ⓘ presentation of aeronautical charts ⓘ symbology on aeronautical charts ⓘ use of aeronautical data on charts ⓘ |
| hasSection |
chart maintenance and revision
ⓘ
general specifications for aeronautical charts ⓘ requirements for different chart types ⓘ symbology and abbreviations ⓘ |
| issuedBy | International Civil Aviation Organization NERFINISHED ⓘ |
| jurisdiction | international civil aviation ⓘ |
| language | English ⓘ |
| objective |
to ensure uniformity in aeronautical charts
ⓘ
to support safe air navigation ⓘ |
| partOf |
Chicago Convention Annexes
NERFINISHED
ⓘ
Convention on International Civil Aviation NERFINISHED ⓘ |
| publisher | ICAO Secretariat NERFINISHED ⓘ |
| relatedTo |
ICAO Annex 14
NERFINISHED
ⓘ
ICAO Annex 15 NERFINISHED ⓘ ICAO Annex 2 NERFINISHED ⓘ |
| requires |
use of standardized symbols
ⓘ
use of standardized units of measurement on charts ⓘ |
| scope | global ⓘ |
| subject |
aeronautical charts
ⓘ
air navigation ⓘ |
| title | Aeronautical Charts ⓘ |
| usedBy |
aeronautical chart producers
ⓘ
air navigation service providers ⓘ airlines ⓘ civil aviation authorities ⓘ flight crews ⓘ |
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: ICAO Annex 4 Description of subject: ICAO Annex 4 is an international aviation standard issued by the International Civil Aviation Organization that specifies requirements for aeronautical charts used in air navigation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.