2011 Russian time zone reform
E300040
The 2011 Russian time zone reform was a nationwide adjustment of Russia’s timekeeping system that significantly altered the number and configuration of the country’s time zones and daylight saving practices.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 2011 Russian time zone reform canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2787028 — 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: 2011 Russian time zone reform Context triple: [2014 Russian time zone reform, replaces, 2011 Russian time zone reform]
-
A.
2014 Russian time zone reform
The 2014 Russian time zone reform was a nationwide adjustment of Russia’s timekeeping system that changed the number, boundaries, and UTC offsets of its time zones, including the abolition of permanent daylight saving time.
-
B.
Moscow Time
Moscow Time is the standard time zone used in Moscow and much of western Russia, corresponding to UTC+3 year-round.
-
C.
Yekaterinburg Time
Yekaterinburg Time is a Russian time zone used in the Ural region, typically four hours ahead of Coordinated Universal Time (UTC+4) and one hour ahead of Moscow Time.
-
D.
Krasnoyarsk Time (standard)
Krasnoyarsk Time (standard) is a time zone used in central Siberia, Russia, corresponding to UTC+7.
-
E.
Yakutsk Time (seasonally, depending on Russian DST history)
Yakutsk Time is a time zone used in eastern Russia that has seasonally aligned with Japan Standard Time at various points depending on Russia’s daylight saving time policies.
- 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: 2011 Russian time zone reform Target entity description: The 2011 Russian time zone reform was a nationwide adjustment of Russia’s timekeeping system that significantly altered the number and configuration of the country’s time zones and daylight saving practices.
-
A.
2014 Russian time zone reform
The 2014 Russian time zone reform was a nationwide adjustment of Russia’s timekeeping system that changed the number, boundaries, and UTC offsets of its time zones, including the abolition of permanent daylight saving time.
-
B.
Moscow Time
Moscow Time is the standard time zone used in Moscow and much of western Russia, corresponding to UTC+3 year-round.
-
C.
Yekaterinburg Time
Yekaterinburg Time is a Russian time zone used in the Ural region, typically four hours ahead of Coordinated Universal Time (UTC+4) and one hour ahead of Moscow Time.
-
D.
Krasnoyarsk Time (standard)
Krasnoyarsk Time (standard) is a time zone used in central Siberia, Russia, corresponding to UTC+7.
-
E.
Yakutsk Time (seasonally, depending on Russian DST history)
Yakutsk Time is a time zone used in eastern Russia that has seasonally aligned with Japan Standard Time at various points depending on Russia’s daylight saving time policies.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
government policy
ⓘ
time zone reform ⓘ |
| abolished | daylight saving time in Russia ⓘ |
| affected |
Moscow Time
ⓘ
regional time offsets from UTC ⓘ |
| affectedPopulation | residents of Russia ⓘ |
| affectedSector |
broadcasting schedules
ⓘ
business operating hours ⓘ international coordination of time with Russia ⓘ transport schedules ⓘ |
| appliesTo |
Russian Federation
ⓘ
linked to:
Russia
|
| category |
2011 in Russia
ⓘ
Time in Russia ⓘ Time zone law ⓘ |
| changed | number of time zones in Russia ⓘ |
| chronology | early 2010s Russian reforms ⓘ |
| controversy | public debate over health and convenience effects ⓘ |
| country | Russia ⓘ |
| decisionProcess | federal legislation and executive decree ⓘ |
| effectiveDate | 2011-03-27 ⓘ |
| followedBy | 2014 Russian time zone reform ⓘ |
| governmentLevel | federal ⓘ |
| implementedBy |
Government of Russia
ⓘ
linked to:
Government of the Russian Federation
|
| implementedUnderLeader | Dmitry Medvedev ⓘ |
| jurisdiction |
Russian Federation
ⓘ
linked to:
Russia
|
| languageOfOfficialActs | Russian ⓘ |
| legislativeBody | State Duma ⓘ |
| longTermImpact | basis for later adjustments in 2014 ⓘ |
| mediaCoverage | Russian national media ⓘ |
| notableAspect |
elimination of seasonal clock changes
ⓘ
significant alteration of number and configuration of time zones ⓘ |
| policyArea |
civil timekeeping
ⓘ
time measurement ⓘ |
| policyType | timekeeping policy ⓘ |
| precededBy | previous Russian daylight saving time system ⓘ |
| reason |
economic considerations
ⓘ
perceived health benefits ⓘ simplification of timekeeping system ⓘ |
| result |
permanent summer time in Russia
ⓘ
reconfiguration of Russian time zones ⓘ |
| scope | nationwide ⓘ |
| signedBy |
President of Russia
ⓘ
linked to:
President of the Russian Federation
|
| startTime | 2011 ⓘ |
| territorialExtent | all federal subjects of Russia ⓘ |
| timeZoneSystem | Russian time zone system ⓘ |
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: 2011 Russian time zone reform Description of subject: The 2011 Russian time zone reform was a nationwide adjustment of Russia’s timekeeping system that significantly altered the number and configuration of the country’s time zones and daylight saving practices.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.