Sumitomo Corporation
E267008
Sumitomo Corporation is a major Japanese multinational trading and investment company and one of the core members of the Sumitomo Group conglomerate.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T2425790 — 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: Sumitomo Corporation Context triple: [Minato, Tokyo, Japan, containsOrganizationHeadquarters, Sumitomo Corporation]
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A.
Mitsui & Co., Ltd.
Mitsui & Co., Ltd. is one of Japan’s largest general trading companies (sōgō shōsha), engaged globally in diverse businesses including energy, metals, machinery, chemicals, food, and infrastructure.
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B.
Tokyu Corporation
Tokyu Corporation is a major Japanese private railway and real estate company based in Tokyo, known for operating extensive rail networks and developing commercial and residential areas, particularly around Shibuya.
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C.
Keio Corporation
Keio Corporation is a major Japanese private railway and transportation company operating rail lines and related services in the Tokyo metropolitan area.
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D.
Yoshimoto Kogyo
Yoshimoto Kogyo is a major Japanese entertainment conglomerate best known for managing comedians and producing comedy shows, theater, television, and other media.
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E.
Nippon Electric Company
Nippon Electric Company, now known as NEC Corporation, is a major Japanese multinational provider of information technology and electronics solutions.
- 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: Sumitomo Corporation Target entity description: Sumitomo Corporation is a major Japanese multinational trading and investment company and one of the core members of the Sumitomo Group conglomerate.
-
A.
Mitsui & Co., Ltd.
Mitsui & Co., Ltd. is one of Japan’s largest general trading companies (sōgō shōsha), engaged globally in diverse businesses including energy, metals, machinery, chemicals, food, and infrastructure.
-
B.
Tokyu Corporation
Tokyu Corporation is a major Japanese private railway and real estate company based in Tokyo, known for operating extensive rail networks and developing commercial and residential areas, particularly around Shibuya.
-
C.
Keio Corporation
Keio Corporation is a major Japanese private railway and transportation company operating rail lines and related services in the Tokyo metropolitan area.
-
D.
Yoshimoto Kogyo
Yoshimoto Kogyo is a major Japanese entertainment conglomerate best known for managing comedians and producing comedy shows, theater, television, and other media.
-
E.
Nippon Electric Company
Nippon Electric Company, now known as NEC Corporation, is a major Japanese multinational provider of information technology and electronics solutions.
- F. None of above. chosen
Statements (70)
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: Sumitomo Corporation Description of subject: Sumitomo Corporation is a major Japanese multinational trading and investment company and one of the core members of the Sumitomo Group conglomerate.
Referenced by (48)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation
subject linked to:
Ginza Six shopping complex
linked to: Sumitomo Corporation
subject linked to:
Ambatovy nickel project in Madagascar
linked to: Sumitomo Corporation
Mineral Resources, Energy, Chemical & Electronics Business Unit
→
parentOrganization
→
Sumitomo Corporation
ⓘ
Mineral Resources, Energy, Chemical & Electronics Business Unit
→
associatedWith
→
Sumitomo Corporation Group
ⓘ
linked to: Sumitomo Corporation
subject linked to:
Masayuki Hyodo – President and CEO
subject linked to:
Masayuki Hyodo – President and CEO
linked to: Sumitomo Corporation
subject linked to:
Masayuki Hyodo – President and CEO
linked to: Sumitomo Corporation
linked to: Sumitomo Corporation