Triple

T13574843
Position Surface form Disambiguated ID Type / Status
Subject Nagoya City Transportation Bureau E324253 entity
Predicate operatesTransitSystem P81300 FINISHED
Object Nagoya City Bus
Nagoya City Bus is the municipal bus network serving Nagoya, Japan, providing local and inter-district public transportation throughout the city.
 E1048240 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: Nagoya City Bus | Statement: [Nagoya City Transportation Bureau, operatesTransitSystem, Nagoya City Bus]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nagoya City Bus
Context triple: [Nagoya City Transportation Bureau, operatesTransitSystem, Nagoya City Bus]
  • A. Meitetsu Bus
    Meitetsu Bus is a Japanese bus company operating local and intercity routes, primarily serving the Nagoya and Chubu regions as part of the Meitetsu Group’s transportation network.
  • 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. Keihan Bus
    Keihan Bus is a Japanese bus company operating local and intercity routes, primarily serving the Kyoto–Osaka–Shiga region.
  • D. Toei Bus
    Toei Bus is a major public bus network serving Tokyo, Japan, as part of the city’s municipal transportation system.
  • E. Tokyu Bus
    Tokyu Bus is a Japanese bus operator providing local and intercity bus services primarily in the Tokyo and Kanagawa areas.
  • 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: Nagoya City Bus
Triple: [Nagoya City Transportation Bureau, operatesTransitSystem, Nagoya City Bus]
Generated description
Nagoya City Bus is the municipal bus network serving Nagoya, Japan, providing local and inter-district public transportation throughout the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nagoya City Bus
Target entity description: Nagoya City Bus is the municipal bus network serving Nagoya, Japan, providing local and inter-district public transportation throughout the city.
  • A. Meitetsu Bus
    Meitetsu Bus is a Japanese bus company operating local and intercity routes, primarily serving the Nagoya and Chubu regions as part of the Meitetsu Group’s transportation network.
  • 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. Keihan Bus
    Keihan Bus is a Japanese bus company operating local and intercity routes, primarily serving the Kyoto–Osaka–Shiga region.
  • D. Toei Bus
    Toei Bus is a major public bus network serving Tokyo, Japan, as part of the city’s municipal transportation system.
  • E. Tokyu Bus
    Tokyu Bus is a Japanese bus operator providing local and intercity bus services primarily in the Tokyo and Kanagawa areas.
  • 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_69d80769100c819099111274614f5ed2 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbb02b1f108190a12af382d1de70bb completed April 12, 2026, 2:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f76bba21f88190b8952fb0879e623d completed May 3, 2026, 3:37 p.m.
NEDg Description generation batch_69f77641e5308190a75bcffeb9bfd7b4 completed May 3, 2026, 4:22 p.m.
NED2 Entity disambiguation (via description) batch_69f7791add908190af69b23a54eb7560 completed May 3, 2026, 4:34 p.m.
Created at: April 9, 2026, 9:48 p.m.