Triple

T11309557
Position Surface form Disambiguated ID Type / Status
Subject Keihan Group E267801 entity
Predicate hasSubsidiary P254 FINISHED
Object Keihan Bus
Keihan Bus is a Japanese bus company operating local and intercity routes, primarily serving the Kyoto–Osaka–Shiga region.
 E917310 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: Keihan Bus | Statement: [Keihan Group, hasSubsidiary, Keihan Bus]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Keihan Bus
Context triple: [Keihan Group, hasSubsidiary, Keihan Bus]
  • A. Toei Bus
    Toei Bus is a major public bus network serving Tokyo, Japan, as part of the city’s municipal transportation system.
  • B. Odakyu Bus
    Odakyu Bus is a Japanese bus company operating local and highway bus services, primarily in the Tokyo and Kanagawa areas, as part of the Odakyu Group’s transportation network.
  • C. Tokyu Bus
    Tokyu Bus is a Japanese bus operator providing local and intercity bus services primarily in the Tokyo and Kanagawa areas.
  • D. Kyoto City Bus
    Kyoto City Bus is the municipal bus system of Kyoto, Japan, providing extensive local public transportation throughout the city and its major attractions.
  • E. Kōtetsu
    Kōtetsu was an ironclad warship of the Imperial Japanese Navy that played a decisive role in ending the Boshin War and symbolized Japan’s early naval modernization.
  • 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: Keihan Bus
Triple: [Keihan Group, hasSubsidiary, Keihan Bus]
Generated description
Keihan Bus is a Japanese bus company operating local and intercity routes, primarily serving the Kyoto–Osaka–Shiga region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Keihan Bus
Target entity description: Keihan Bus is a Japanese bus company operating local and intercity routes, primarily serving the Kyoto–Osaka–Shiga region.
  • A. Toei Bus
    Toei Bus is a major public bus network serving Tokyo, Japan, as part of the city’s municipal transportation system.
  • B. Odakyu Bus
    Odakyu Bus is a Japanese bus company operating local and highway bus services, primarily in the Tokyo and Kanagawa areas, as part of the Odakyu Group’s transportation network.
  • C. Tokyu Bus
    Tokyu Bus is a Japanese bus operator providing local and intercity bus services primarily in the Tokyo and Kanagawa areas.
  • D. Kyoto City Bus
    Kyoto City Bus is the municipal bus system of Kyoto, Japan, providing extensive local public transportation throughout the city and its major attractions.
  • E. Kōtetsu
    Kōtetsu was an ironclad warship of the Imperial Japanese Navy that played a decisive role in ending the Boshin War and symbolized Japan’s early naval modernization.
  • 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_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9c0b3b88190ac0e3d6a5ad3b9bc completed April 9, 2026, 6:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69e50a70022081908bc74185003a3503 completed April 19, 2026, 5:01 p.m.
NEDg Description generation batch_69e510fb1e288190a7a38fe896d7b91d completed April 19, 2026, 5:29 p.m.
NED2 Entity disambiguation (via description) batch_69e516bec3e481909cbd0d9c683d2191 completed April 19, 2026, 5:54 p.m.
Created at: April 8, 2026, 9:32 p.m.