Triple

T11723669
Position Surface form Disambiguated ID Type / Status
Subject Kintetsu Osaka Line E278702 entity
Predicate hasRollingStock P1305 FINISHED
Object Kintetsu commuter EMUs
Kintetsu commuter EMUs are electric multiple-unit train sets operated by Kintetsu Railway in Japan, primarily designed for high-frequency suburban and interurban passenger services.
 E942940 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: Kintetsu commuter EMUs | Statement: [Kintetsu Osaka Line, hasRollingStock, Kintetsu commuter EMUs]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kintetsu commuter EMUs
Context triple: [Kintetsu Osaka Line, hasRollingStock, Kintetsu commuter EMUs]
  • A. Kintetsu 7020 series
    The Kintetsu 7020 series is a Japanese electric multiple unit train type operated by Kintetsu Railway, primarily used for commuter services in the Kansai region.
  • B. Kintetsu 7000 series
    The Kintetsu 7000 series is a Japanese electric multiple unit train type operated by Kintetsu Railway, primarily used for commuter services in the Osaka area.
  • C. Nankai limited express EMUs
    Nankai limited express EMUs are high-speed electric multiple unit trains operated by Nankai Electric Railway in Japan, primarily used for limited express passenger services including those on the Koya Line.
  • D. Keisei AE series EMU
    The Keisei AE series EMU is a high-speed electric multiple unit train operated by Keisei Electric Railway in Japan, primarily used for the premium airport express service between central Tokyo and Narita Airport.
  • E. Keio 1000 series EMU
    The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
  • 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: Kintetsu commuter EMUs
Triple: [Kintetsu Osaka Line, hasRollingStock, Kintetsu commuter EMUs]
Generated description
Kintetsu commuter EMUs are electric multiple-unit train sets operated by Kintetsu Railway in Japan, primarily designed for high-frequency suburban and interurban passenger services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kintetsu commuter EMUs
Target entity description: Kintetsu commuter EMUs are electric multiple-unit train sets operated by Kintetsu Railway in Japan, primarily designed for high-frequency suburban and interurban passenger services.
  • A. Kintetsu 7020 series
    The Kintetsu 7020 series is a Japanese electric multiple unit train type operated by Kintetsu Railway, primarily used for commuter services in the Kansai region.
  • B. Kintetsu 7000 series
    The Kintetsu 7000 series is a Japanese electric multiple unit train type operated by Kintetsu Railway, primarily used for commuter services in the Osaka area.
  • C. Nankai limited express EMUs
    Nankai limited express EMUs are high-speed electric multiple unit trains operated by Nankai Electric Railway in Japan, primarily used for limited express passenger services including those on the Koya Line.
  • D. Keisei AE series EMU
    The Keisei AE series EMU is a high-speed electric multiple unit train operated by Keisei Electric Railway in Japan, primarily used for the premium airport express service between central Tokyo and Narita Airport.
  • E. Keio 1000 series EMU
    The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
  • 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_69d6aaffec6881908bead509e8621742 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4d603cc8190b2e68d0bdd793362 completed April 10, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef83d9fe70819089b9f3585188f96c completed April 27, 2026, 3:42 p.m.
NEDg Description generation batch_69ef96b13be881908102ffa867f96c22 completed April 27, 2026, 5:02 p.m.
NED2 Entity disambiguation (via description) batch_69efb51113708190998b570c33b9d0e7 completed April 27, 2026, 7:12 p.m.
Created at: April 8, 2026, 9:41 p.m.