Triple

T11278910
Position Surface form Disambiguated ID Type / Status
Subject Sumitomo Corporation E267008 entity
Predicate formerName P65 FINISHED
Object Osaka North Harbour Co., Ltd.
Osaka North Harbour Co., Ltd. was the former corporate name of the major Japanese trading company now known as Sumitomo Corporation.
 E916450 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Osaka North Harbour Co., Ltd. | Statement: [Sumitomo Corporation, formerName, Osaka North Harbour Co., Ltd.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Osaka North Harbour Co., Ltd.
Context triple: [Sumitomo Corporation, formerName, Osaka North Harbour Co., Ltd.]
  • A. Osaka Port Authority
    Osaka Port Authority is the governmental organization responsible for managing and operating port facilities and maritime logistics in Osaka, Japan.
  • B. Keikyu Corporation
    Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
  • C. Hankyu Hanshin Holdings, Inc.
    Hankyu Hanshin Holdings, Inc. is a major Japanese corporate group centered on railway, real estate, and entertainment businesses, best known for operating the Hankyu and Hanshin railway lines and related enterprises in the Kansai region.
  • D. Osaka Gas
    Osaka Gas is a major Japanese energy company primarily engaged in the production, supply, and sale of natural gas and related energy services.
  • E. Osaka Port Transport System
    Osaka Port Transport System is a public transportation operator in Osaka, Japan, responsible for managing and running transit services in the city's port and bay area.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Osaka North Harbour Co., Ltd.
Triple: [Sumitomo Corporation, formerName, Osaka North Harbour Co., Ltd.]
Generated description
Osaka North Harbour Co., Ltd. was the former corporate name of the major Japanese trading company now known as Sumitomo Corporation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Osaka North Harbour Co., Ltd.
Target entity description: Osaka North Harbour Co., Ltd. was the former corporate name of the major Japanese trading company now known as Sumitomo Corporation.
  • A. Osaka Port Authority
    Osaka Port Authority is the governmental organization responsible for managing and operating port facilities and maritime logistics in Osaka, Japan.
  • B. Keikyu Corporation
    Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
  • C. Hankyu Hanshin Holdings, Inc.
    Hankyu Hanshin Holdings, Inc. is a major Japanese corporate group centered on railway, real estate, and entertainment businesses, best known for operating the Hankyu and Hanshin railway lines and related enterprises in the Kansai region.
  • D. Osaka Gas
    Osaka Gas is a major Japanese energy company primarily engaged in the production, supply, and sale of natural gas and related energy services.
  • E. Osaka Port Transport System
    Osaka Port Transport System is a public transportation operator in Osaka, Japan, responsible for managing and running transit services in the city's port and bay area.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d6aac8c2f48190ad0596f1f89f0470 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e969b3448190940e2bd499d2d7de completed April 9, 2026, 6:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4f455f0bc8190994c57264f775f60 completed April 19, 2026, 3:27 p.m.
NEDg Description generation batch_69e4f95be4b08190bebb2078406cb7ba completed April 19, 2026, 3:48 p.m.
NED2 Entity disambiguation (via description) batch_69e4ff5881b8819080f9662a0c2d486d completed April 19, 2026, 4:14 p.m.
Created at: April 8, 2026, 9:31 p.m.