Summer Time Act 1947
E283863
The Summer Time Act 1947 was a UK law that regulated the annual adjustment of clocks for daylight saving time in the years following the Second World War.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Summer Time Act 1947 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2590911 — 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: Summer Time Act 1947 Context triple: [British Summer Time Act 1972, relatedLegislation, Summer Time Act 1947]
-
A.
Summer Time Act 1925
The Summer Time Act 1925 was a UK law that regulated the seasonal adjustment of clocks to introduce daylight saving time across Great Britain.
-
B.
Summer Time Act 1916
The Summer Time Act 1916 was a UK law that first introduced daylight saving time, advancing clocks during the summer months to conserve energy and extend evening daylight.
-
C.
British Summer Time Act 1972
The British Summer Time Act 1972 is UK legislation that standardized the annual observance of daylight saving time by defining the periods during which clocks are advanced by one hour.
-
D.
London Act of 1934
The London Act of 1934 is a revision of the Hague Agreement that updated and expanded the international system for registering industrial designs.
-
E.
Family Allowances Act 1945
The Family Allowances Act 1945 was a landmark UK social welfare law that introduced regular state payments to support families with children, helping to lay the foundations of the modern British welfare state.
- 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: Summer Time Act 1947 Target entity description: The Summer Time Act 1947 was a UK law that regulated the annual adjustment of clocks for daylight saving time in the years following the Second World War.
-
A.
Summer Time Act 1925
The Summer Time Act 1925 was a UK law that regulated the seasonal adjustment of clocks to introduce daylight saving time across Great Britain.
-
B.
Summer Time Act 1916
The Summer Time Act 1916 was a UK law that first introduced daylight saving time, advancing clocks during the summer months to conserve energy and extend evening daylight.
-
C.
British Summer Time Act 1972
The British Summer Time Act 1972 is UK legislation that standardized the annual observance of daylight saving time by defining the periods during which clocks are advanced by one hour.
-
D.
London Act of 1934
The London Act of 1934 is a revision of the Hague Agreement that updated and expanded the international system for registering industrial designs.
-
E.
Family Allowances Act 1945
The Family Allowances Act 1945 was a landmark UK social welfare law that introduced regular state payments to support families with children, helping to lay the foundations of the modern British welfare state.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | Act of Parliament of the United Kingdom ⓘ |
| appliesToJurisdiction |
Great Britain
ⓘ
Northern Ireland ⓘ |
| country | United Kingdom ⓘ |
| follows | Summer Time Act 1925 ⓘ |
| hasEffectOn |
business hours
ⓘ
civil time ⓘ transport timetables ⓘ |
| historicalPeriod | postwar Britain ⓘ |
| inception | 1947 ⓘ |
| isPartOf | United Kingdom daylight saving time legislation ⓘ |
| languageOfWorkOrName | English ⓘ |
| legalStatus | spent ⓘ |
| legalSystem |
English law
ⓘ
Northern Ireland law ⓘ Scots law ⓘ |
| legislativeBody |
British Parliament
ⓘ
surface form:
Parliament of the United Kingdom
|
| location | United Kingdom ⓘ |
| purpose |
to provide for the annual adjustment of clocks for daylight saving time
ⓘ
to regulate summer time (daylight saving time) in the United Kingdom ⓘ |
| regulates |
annual adjustment of clocks
ⓘ
daylight saving time in the United Kingdom ⓘ |
| replacedBy |
British Summer Time Act 1972
ⓘ
surface form:
Summer Time Act 1972
|
| shortTitle | Summer Time Act 1947 self-link ⓘ |
| subjectMatter |
daylight saving time
ⓘ
public time regulation ⓘ timekeeping ⓘ |
| temporalContext | post-Second World War period ⓘ |
| typeOfRegulation | time regulation statute ⓘ |
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: Summer Time Act 1947 Description of subject: The Summer Time Act 1947 was a UK law that regulated the annual adjustment of clocks for daylight saving time in the years following the Second World War.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.