Leo Blair
E613919
Leo Blair is the youngest son of former UK Prime Minister Tony Blair and barrister Cherie Booth, notable for being the first child born to a serving British prime minister in over 150 years.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Leo Blair canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T6705601 — 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: Leo Blair Context triple: [Cherie Booth, hasChild, Leo Blair]
-
A.
Teddy Morgan
Teddy Morgan is an American musician best known as a guitarist and member of Kevin Costner’s country-rock band, Kevin Costner & Modern West.
-
B.
Max Beesley
Max Beesley is an English actor and musician known for his roles in film and television dramas, as well as his work as a session keyboardist.
-
C.
Paul Griffin
Paul Griffin was an American session keyboardist renowned for his soulful, inventive playing on landmark recordings by artists such as Bob Dylan, Steely Dan, and countless others.
-
D.
Peter Smithers
Peter Smithers was a British Conservative politician, diplomat, and former intelligence officer who notably served as Secretary General of the Council of Europe in the 1960s.
-
E.
Owen Nolan
Owen Nolan is a retired Canadian right winger known for his power-forward style, five NHL All-Star selections, and long tenure as captain of the San Jose Sharks.
- 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: Leo Blair Target entity description: Leo Blair is the youngest son of former UK Prime Minister Tony Blair and barrister Cherie Booth, notable for being the first child born to a serving British prime minister in over 150 years.
-
A.
Teddy Morgan
Teddy Morgan is an American musician best known as a guitarist and member of Kevin Costner’s country-rock band, Kevin Costner & Modern West.
-
B.
Max Beesley
Max Beesley is an English actor and musician known for his roles in film and television dramas, as well as his work as a session keyboardist.
-
C.
Paul Griffin
Paul Griffin was an American session keyboardist renowned for his soulful, inventive playing on landmark recordings by artists such as Bob Dylan, Steely Dan, and countless others.
-
D.
Peter Smithers
Peter Smithers was a British Conservative politician, diplomat, and former intelligence officer who notably served as Secretary General of the Council of Europe in the 1960s.
-
E.
Owen Nolan
Owen Nolan is a retired Canadian right winger known for his power-forward style, five NHL All-Star selections, and long tenure as captain of the San Jose Sharks.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | human ⓘ |
| countryOfCitizenship | United Kingdom ⓘ |
| ethnicity | British ⓘ |
| familyName | Blair ⓘ |
| father | Tony Blair ⓘ |
| gender | male ⓘ |
| givenName | Leo ⓘ |
| hasParent |
Cherie Booth
ⓘ
Tony Blair ⓘ |
| hasParentOccupation |
Prime Minister of the United Kingdom
ⓘ
barrister ⓘ |
| mother |
Cherie Blair
ⓘ
Cherie Booth ⓘ |
| name | Leo Blair ⓘ |
| notableFact | born while Tony Blair was serving as Prime Minister of the United Kingdom ⓘ |
| notableFor |
being the first child born to a serving British prime minister in over 150 years
ⓘ
being the youngest son of former UK Prime Minister Tony Blair ⓘ |
| positionInFamily | youngest child of Tony Blair and Cherie Booth ⓘ |
| relative |
Euan Blair
ⓘ
Kathryn Blair ⓘ Nicky Blair ⓘ |
| residence | United Kingdom ⓘ |
| sibling |
Euan Blair
ⓘ
Kathryn Blair ⓘ Nicky Blair ⓘ |
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: Leo Blair Description of subject: Leo Blair is the youngest son of former UK Prime Minister Tony Blair and barrister Cherie Booth, notable for being the first child born to a serving British prime minister in over 150 years.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.