Triple

T10181700
Position Surface form Disambiguated ID Type / Status
Subject Osaka Monorail Co., Ltd. E236799 entity
Predicate operatesRollingStock P5426 FINISHED
Object Osaka Monorail 1000 series
The Osaka Monorail 1000 series is a fleet of electric multiple unit monorail trains used for passenger services on the Osaka Monorail network in Japan.
E845752 NE FINISHED

How this triple was built (5 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 Monorail 1000 series | Statement: [Osaka Monorail Co., Ltd., operatesRollingStock, Osaka Monorail 1000 series]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Osaka Monorail 1000 series
Context triple: [Osaka Monorail Co., Ltd., operatesRollingStock, Osaka Monorail 1000 series]
  • A. Osaka Metro 30000 series
    The Osaka Metro 30000 series is a modern electric multiple unit train type operated by Osaka Metro, featuring air conditioning, energy-efficient systems, and improved passenger comfort for urban subway services.
  • B. Tokyo Monorail 10000 series
    The Tokyo Monorail 10000 series is a modern electric multiple-unit monorail train used on the Tokyo Monorail line, featuring updated interiors, improved accessibility, and energy-efficient systems for airport access services.
  • C. Osaka Metro 66 series
    The Osaka Metro 66 series is a type of electric multiple unit train operated by Osaka Metro, primarily serving urban commuter routes in Osaka, Japan.
  • D. Osaka Municipal Subway 10 series
    The Osaka Municipal Subway 10 series was a fleet of electric multiple unit trains that operated on Osaka’s subway network before being replaced by newer rolling stock.
  • E. Osaka Metro 70 series
    The Osaka Metro 70 series is a type of electric multiple unit train used on Osaka’s Nagahori Tsurumi-ryokuchi Line, known for its linear motor propulsion and modern urban transit design.
  • 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 Monorail 1000 series
Triple: [Osaka Monorail Co., Ltd., operatesRollingStock, Osaka Monorail 1000 series]
Generated description
The Osaka Monorail 1000 series is a fleet of electric multiple unit monorail trains used for passenger services on the Osaka Monorail network in Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Osaka Monorail 1000 series
Target entity description: The Osaka Monorail 1000 series is a fleet of electric multiple unit monorail trains used for passenger services on the Osaka Monorail network in Japan.
  • A. Osaka Metro 30000 series
    The Osaka Metro 30000 series is a modern electric multiple unit train type operated by Osaka Metro, featuring air conditioning, energy-efficient systems, and improved passenger comfort for urban subway services.
  • B. Tokyo Monorail 10000 series
    The Tokyo Monorail 10000 series is a modern electric multiple-unit monorail train used on the Tokyo Monorail line, featuring updated interiors, improved accessibility, and energy-efficient systems for airport access services.
  • C. Osaka Metro 66 series
    The Osaka Metro 66 series is a type of electric multiple unit train operated by Osaka Metro, primarily serving urban commuter routes in Osaka, Japan.
  • D. Osaka Municipal Subway 10 series
    The Osaka Municipal Subway 10 series was a fleet of electric multiple unit trains that operated on Osaka’s subway network before being replaced by newer rolling stock.
  • E. Osaka Metro 70 series
    The Osaka Metro 70 series is a type of electric multiple unit train used on Osaka’s Nagahori Tsurumi-ryokuchi Line, known for its linear motor propulsion and modern urban transit design.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: operatesRollingStock
Context triple: [Osaka Monorail Co., Ltd., operatesRollingStock, Osaka Monorail 1000 series]
  • A. operatedRollingStockClass
    Indicates that an entity (such as a company or operator) has operated a specific class or type of rolling stock (e.g., trains or rail vehicles).
  • B. rollingStockOperator
    Indicates that an entity operates or manages rolling stock, such as trains or rail vehicles, in a railway system.
  • C. usesRollingStock chosen
    Indicates that one entity employs or operates specific rolling stock (such as rail vehicles) in its activities or services.
  • D. ownedRollingStock
    Indicates that one entity possesses or has ownership rights over specific rolling stock (such as trains, railcars, or locomotives).
  • E. trainOperation
    Indicates that an entity is engaged in operating, running, or managing the movement and service of a train.
  • F. None of above.

Provenance (6 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_69ca84d7260c8190bfbec36762943f37 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cded32b91c8190b01ad37b2456080a completed April 2, 2026, 4:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69d3013f0c54819092ee9c2c46fdf69e completed April 6, 2026, 12:41 a.m.
NEDg Description generation batch_69d3028a4384819094a7daef7287e54f completed April 6, 2026, 12:47 a.m.
NED2 Entity disambiguation (via description) batch_69d302e9d2688190bc292f8f2287c458 completed April 6, 2026, 12:48 a.m.
PD Predicate disambiguation batch_69cd7c79f21c8190a7f31b2eab80b8ba completed April 1, 2026, 8:13 p.m.
Created at: March 30, 2026, 9:12 p.m.