Triple

T19842629
Position Surface form Disambiguated ID Type / Status
Subject Keio University Baseball Club E476773 entity
Predicate notableFor P22 FINISHED
Object Waseda–Keio rivalry
The Waseda–Keio rivalry is one of Japan’s oldest and most famous intercollegiate sports rivalries, centered on fiercely contested baseball games between Waseda University and Keio University.
 E1397757 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: Waseda–Keio rivalry | Statement: [Keio University Baseball Club, notableFor, Waseda–Keio rivalry]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Waseda–Keio rivalry
Context triple: [Keio University Baseball Club, notableFor, Waseda–Keio rivalry]
  • A. Keio–Meiji rivalry
    The Keio–Meiji rivalry is a historic and intense Japanese college baseball rivalry between Keio University and Meiji University, renowned as one of the central matchups in Tokyo university sports.
  • B. Hanshin–Yomiuri rivalry
    The Hanshin–Yomiuri rivalry is a famous and intense Japanese professional baseball feud between the Hanshin Tigers and the Yomiuri Giants, often likened to the Yankees–Red Sox rivalry in Major League Baseball.
  • C. Yokohama derby
    The Yokohama derby is a local football rivalry match between professional clubs based in Yokohama, Japan, known for its intense atmosphere and city pride.
  • D. Waseda University Athletic Association
    Waseda University Athletic Association is the overarching sports organization of Waseda University in Japan, overseeing its various athletic clubs and competitive teams.
  • E. Waseda University kendo club
    The Waseda University kendo club is a prestigious collegiate kendo team in Japan known for its strong competitive record and contribution to developing high-level kendo practitioners.
  • 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: Waseda–Keio rivalry
Triple: [Keio University Baseball Club, notableFor, Waseda–Keio rivalry]
Generated description
The Waseda–Keio rivalry is one of Japan’s oldest and most famous intercollegiate sports rivalries, centered on fiercely contested baseball games between Waseda University and Keio University.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Waseda–Keio rivalry
Target entity description: The Waseda–Keio rivalry is one of Japan’s oldest and most famous intercollegiate sports rivalries, centered on fiercely contested baseball games between Waseda University and Keio University.
  • A. Keio–Meiji rivalry
    The Keio–Meiji rivalry is a historic and intense Japanese college baseball rivalry between Keio University and Meiji University, renowned as one of the central matchups in Tokyo university sports.
  • B. Hanshin–Yomiuri rivalry
    The Hanshin–Yomiuri rivalry is a famous and intense Japanese professional baseball feud between the Hanshin Tigers and the Yomiuri Giants, often likened to the Yankees–Red Sox rivalry in Major League Baseball.
  • C. Yokohama derby
    The Yokohama derby is a local football rivalry match between professional clubs based in Yokohama, Japan, known for its intense atmosphere and city pride.
  • D. Waseda University Athletic Association
    Waseda University Athletic Association is the overarching sports organization of Waseda University in Japan, overseeing its various athletic clubs and competitive teams.
  • E. Waseda University kendo club
    The Waseda University kendo club is a prestigious collegiate kendo team in Japan known for its strong competitive record and contribution to developing high-level kendo practitioners.
  • 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_69d8e51d39d081909bcfafeaaf3d2fcc completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e65806375c8190a4f45f14aeb06515 completed April 20, 2026, 4:44 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07d43b0ff48190bfa06a85ac62302e completed May 16, 2026, 2:19 a.m.
NEDg Description generation batch_6a07d4d803148190ab253f960a238be3 completed May 16, 2026, 2:22 a.m.
NED2 Entity disambiguation (via description) batch_6a07d54b2bf481909747dff0158b1a81 completed May 16, 2026, 2:24 a.m.
Created at: April 10, 2026, 1:51 p.m.