Convention for the Extension of Hong Kong Territory
E371399
The Convention for the Extension of Hong Kong Territory was an 1898 agreement between Britain and China that granted Britain a 99-year lease over the New Territories, fundamentally shaping Hong Kong’s modern boundaries and colonial era.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Convention for the Extension of Hong Kong Territory canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3604097 — 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: Convention for the Extension of Hong Kong Territory Context triple: [Hong Kong under British rule, majorTreaty, Convention for the Extension of Hong Kong Territory]
-
A.
Young Plan for constitutional reform in Hong Kong
The Young Plan for constitutional reform in Hong Kong was a post–World War II proposal by Governor Mark Aitchison Young to introduce greater political participation and limited self-government in the British colony.
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B.
Hong Kong Joint Declaration 1984
The Hong Kong Joint Declaration 1984 is a bilateral treaty between the United Kingdom and China that set the terms for the 1997 handover of Hong Kong and established the “one country, two systems” framework for its governance.
-
C.
Basic Law of the Hong Kong Special Administrative Region
The Basic Law of the Hong Kong Special Administrative Region is Hong Kong's mini-constitution, outlining its system of governance, rights, and autonomy under the "one country, two systems" framework within the People's Republic of China.
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D.
British concession in Canton
The British concession in Canton was a foreign-controlled enclave in Guangzhou, China, established in the 19th century as part of the treaty port system that facilitated British trade and extraterritorial rights.
-
E.
Election Committee of Hong Kong
The Election Committee of Hong Kong is a powerful, largely pro-establishment body composed of representatives from various sectors that is responsible for selecting the city’s Chief Executive under the territory’s restricted electoral system.
- 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: Convention for the Extension of Hong Kong Territory Target entity description: The Convention for the Extension of Hong Kong Territory was an 1898 agreement between Britain and China that granted Britain a 99-year lease over the New Territories, fundamentally shaping Hong Kong’s modern boundaries and colonial era.
-
A.
Young Plan for constitutional reform in Hong Kong
The Young Plan for constitutional reform in Hong Kong was a post–World War II proposal by Governor Mark Aitchison Young to introduce greater political participation and limited self-government in the British colony.
-
B.
Hong Kong Joint Declaration 1984
The Hong Kong Joint Declaration 1984 is a bilateral treaty between the United Kingdom and China that set the terms for the 1997 handover of Hong Kong and established the “one country, two systems” framework for its governance.
-
C.
Basic Law of the Hong Kong Special Administrative Region
The Basic Law of the Hong Kong Special Administrative Region is Hong Kong's mini-constitution, outlining its system of governance, rights, and autonomy under the "one country, two systems" framework within the People's Republic of China.
-
D.
British concession in Canton
The British concession in Canton was a foreign-controlled enclave in Guangzhou, China, established in the 19th century as part of the treaty port system that facilitated British trade and extraterritorial rights.
-
E.
Election Committee of Hong Kong
The Election Committee of Hong Kong is a powerful, largely pro-establishment body composed of representatives from various sectors that is responsible for selecting the city’s Chief Executive under the territory’s restricted electoral system.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
bilateral treaty
ⓘ
international treaty ⓘ lease agreement ⓘ unequal treaty ⓘ |
| affectedRegion | Guangdong Province ⓘ |
| appliesTo |
Lantau Island
ⓘ
New Kowloon NERFINISHED ⓘ |
| category |
History of Hong Kong
ⓘ
linked to:
Hong Kong under British rule
Treaties of the Qing dynasty ⓘ Treaties of the United Kingdom ⓘ |
| characterizedAs | unequal treaty imposed on China ⓘ |
| countrySignatory |
Qing dynasty
ⓘ
United Kingdom ⓘ |
| dateSigned | 1898-06-09 ⓘ |
| definedBoundary | boundary between British Hong Kong and Qing China north of Kowloon ⓘ |
| enteredIntoForce | 1898 ⓘ |
| grantedLeaseTerm | 99 years ⓘ |
| grantedTerritory |
New Territories
ⓘ
northern part of Kowloon Peninsula ⓘ outlying islands of Hong Kong ⓘ |
| historicalPeriod |
late Qing dynasty
ⓘ
linked to:
Qing dynasty
|
| historicalSignificance |
foundation for British control over the New Territories until 1997
ⓘ
key instrument in defining colonial Hong Kong’s territorial extent ⓘ |
| influenced |
Sino-British Joint Declaration
ⓘ
linked to:
Hong Kong Joint Declaration 1984
negotiations on the 1997 handover of Hong Kong ⓘ |
| involvedPower |
British Empire
ⓘ
Qing Empire ⓘ
linked to:
Qing dynasty
|
| language |
Chinese
ⓘ
English ⓘ |
| leaseEndYear | 1997 ⓘ |
| leaseStartYear | 1898 ⓘ |
| legalBasisFor |
British administration of the New Territories
ⓘ
modern boundaries of Hong Kong ⓘ |
| locationSigned |
Beijing
ⓘ
Peking ⓘ
linked to:
Beijing
|
| otherName |
Second Convention of Peking
ⓘ
linked to:
Convention of Peking
Second Peking Convention ⓘ
linked to:
Convention of Peking
|
| partOf | series of treaties between China and Western powers in the 19th century ⓘ |
| region | Pearl River Delta ⓘ |
| relatedTo |
Convention of Peking (1860)
ⓘ
linked to:
Convention of Peking
Treaty of Nanking ⓘ |
| resultedIn |
establishment of the New Territories as part of Hong Kong
ⓘ
expansion of Hong Kong under British rule ⓘ |
| signedByRepresentativeOf |
British plenipotentiary
ⓘ
Qing imperial government ⓘ
linked to:
Qing dynasty
|
| subjectMatter |
colonial expansion
ⓘ
lease of territory ⓘ |
| territoryAdministeredBy | Hong Kong colonial government ⓘ |
| yearSigned | 1898 ⓘ |
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: Convention for the Extension of Hong Kong Territory Description of subject: The Convention for the Extension of Hong Kong Territory was an 1898 agreement between Britain and China that granted Britain a 99-year lease over the New Territories, fundamentally shaping Hong Kong’s modern boundaries and colonial era.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.