MCO
E99132
MCO is the three-letter ISO 3166-1 alpha-3 country code assigned to the Principality of Monaco.
All labels observed (1)
| Label | Occurrences |
|---|---|
| MCO canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T851914 — 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: MCO Context triple: [Monaco, ISO3Code, MCO]
-
A.
MCO
MCO is the National Rail station code used to identify Oxford Road railway station in Manchester, England.
-
B.
MCRC
MCRC is the United States Marine Corps Recruiting Command responsible for enlisting and accessing new Marines into the Corps.
-
C.
MCA
MCA was a major American record label and entertainment company known for signing prominent artists and producing a wide range of popular music releases.
-
D.
NMOC
NMOC is an abbreviation commonly used for a Network Manager Operations Centre, a facility responsible for overseeing and coordinating network operations and performance.
-
E.
CMC
CMC is the commonly used abbreviation for the Commandant of the United States Marine Corps, the service’s highest-ranking officer and senior military leader.
- 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: MCO Target entity description: MCO is the three-letter ISO 3166-1 alpha-3 country code assigned to the Principality of Monaco.
-
A.
MCO
MCO is the National Rail station code used to identify Oxford Road railway station in Manchester, England.
-
B.
MCRC
MCRC is the United States Marine Corps Recruiting Command responsible for enlisting and accessing new Marines into the Corps.
-
C.
MCA
MCA was a major American record label and entertainment company known for signing prominent artists and producing a wide range of popular music releases.
-
D.
NMOC
NMOC is an abbreviation commonly used for a Network Manager Operations Centre, a facility responsible for overseeing and coordinating network operations and performance.
-
E.
CMC
CMC is the commonly used abbreviation for the Commandant of the United States Marine Corps, the service’s highest-ranking officer and senior military leader.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf | ISO 3166-1 alpha-3 country code ⓘ |
| assignedBy | International Organization for Standardization ⓘ |
| category | country code ⓘ |
| codeLength | 3 ⓘ |
| codeType | alpha-3 ⓘ |
| country | Monaco ⓘ |
| denotes |
Principality of Monaco
ⓘ
linked to:
Monaco
|
| hasScript | Latin alphabet ⓘ |
| isPartOf | ISO 3166 ⓘ |
| isUniqueWithin |
ISO 3166-1 alpha-3
ⓘ
linked to:
ISO 3166-1
|
| isUsedFor | country identification ⓘ |
| isUsedIn | international standards ⓘ |
| represents | Monaco ⓘ |
| standard | ISO 3166-1 ⓘ |
| status | official code ⓘ |
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: MCO Description of subject: MCO is the three-letter ISO 3166-1 alpha-3 country code assigned to the Principality of Monaco.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.