Alrosa
E890439
Alrosa is a Russian state-controlled mining company and one of the world’s largest producers of rough diamonds.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Alrosa canonical | 3 |
| ALROSA | 1 |
| Alrosa-Nyurba | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10880938 — 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: Alrosa Context triple: [De Beers, competitor, Alrosa]
-
A.
Uralkali
Uralkali is a major Russian potash fertilizer producer known for its global exports and high-profile sports sponsorships.
-
B.
De Beers
De Beers is a multinational corporation that historically dominated the global diamond industry through extensive mining operations, marketing, and control of diamond supply.
-
C.
Rio Tinto
Rio Tinto is a leading global mining and metals company headquartered in the United Kingdom and Australia, known for producing iron ore, aluminum, copper, and other minerals.
-
D.
Kinross
Kinross is a small historic town in Perth and Kinross, Scotland, situated near Loch Leven and known as a gateway between central Scotland and the Highlands.
-
E.
African Rainbow Minerals
African Rainbow Minerals is a South African diversified mining and minerals company with significant interests in platinum, iron ore, coal, copper, and other resources.
- 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: Alrosa Target entity description: Alrosa is a Russian state-controlled mining company and one of the world’s largest producers of rough diamonds.
-
A.
Uralkali
Uralkali is a major Russian potash fertilizer producer known for its global exports and high-profile sports sponsorships.
-
B.
De Beers
De Beers is a multinational corporation that historically dominated the global diamond industry through extensive mining operations, marketing, and control of diamond supply.
-
C.
Rio Tinto
Rio Tinto is a leading global mining and metals company headquartered in the United Kingdom and Australia, known for producing iron ore, aluminum, copper, and other minerals.
-
D.
Kinross
Kinross is a small historic town in Perth and Kinross, Scotland, situated near Loch Leven and known as a gateway between central Scotland and the Highlands.
-
E.
African Rainbow Minerals
African Rainbow Minerals is a South African diversified mining and minerals company with significant interests in platinum, iron ore, coal, copper, and other resources.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
mining company
ⓘ
public company ⓘ |
| competesWith |
De Beers
ⓘ
Petra Diamonds ⓘ Rio Tinto (diamond segment) ⓘ
linked to:
Rio Tinto
|
| country | Russia ⓘ |
| exportProduct |
polished diamonds
ⓘ
rough diamonds ⓘ |
| foundedBy |
Government of the Russian Federation
ⓘ
Republic of Sakha (Yakutia) ⓘ
linked to:
Sakha Republic
|
| governedAs | state-controlled corporation ⓘ |
| hasAbbreviation |
ALROSA
ⓘ
linked to:
Alrosa
|
| hasCustomer |
international diamond trading companies
ⓘ
jewelry manufacturers ⓘ |
| hasKeyResource |
diamond reserves in Arkhangelsk region
ⓘ
diamond reserves in Yakutia ⓘ |
| hasLanguage | Russian ⓘ |
| hasMainRegionOfActivity |
Arkhangelsk Oblast, Russia
ⓘ
linked to:
Arkhangelsk Oblast
Sakha Republic (Yakutia) ⓘ
linked to:
Sakha Republic
|
| hasMainResource | kimberlite diamond deposits ⓘ |
| hasOfficialWebsite | https://www.alrosa.ru/ ⓘ |
| hasOperation |
Aikhal mine
ⓘ
Mirny mine ⓘ
linked to:
Mirny diamond mine
Nyurba mine ⓘ Several alluvial diamond deposits in Yakutia ⓘ Udachny mine ⓘ |
| hasStockTicker | ALRS ⓘ |
| headquartersLocation |
Mirny, Sakha Republic, Russia
ⓘ
linked to:
Mirny
Moscow, Russia ⓘ
linked to:
Moscow
|
| industry |
diamond mining
ⓘ
mining ⓘ |
| isOneOf | world’s largest producers of rough diamonds ⓘ |
| legalForm | public joint-stock company ⓘ |
| listedOn | Moscow Exchange ⓘ |
| majorShareholder |
Government of Russia
ⓘ
linked to:
Government of the Russian Federation
Republic of Sakha (Yakutia) ⓘ
linked to:
Sakha Republic
|
| operatesInSector |
gemstones
ⓘ
natural resources ⓘ |
| owns |
Alrosa-Nyurba
ⓘ
linked to:
Alrosa
Several subsidiary mining companies in Russia ⓘ |
| primaryMarket | global diamond market ⓘ |
| product |
polished diamonds
ⓘ
rough diamonds ⓘ |
| regulatesBy |
Government of Russia
ⓘ
linked to:
Government of the Russian Federation
|
| usesMethod |
alluvial mining
ⓘ
open-pit mining ⓘ underground mining ⓘ |
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: Alrosa Description of subject: Alrosa is a Russian state-controlled mining company and one of the world’s largest producers of rough diamonds.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Alrosa