Triple

T6692324
Position Surface form Disambiguated ID Type / Status
Subject Milwaukee Road E152656 entity
Predicate operatedPassengerTrain P31751 FINISHED
Object Pioneer Limited
Pioneer Limited was a prominent overnight passenger train that provided long-distance service on the Chicago, Milwaukee, St. Paul and Pacific Railroad (the Milwaukee Road) in the United States.
E612556 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: Pioneer Limited | Statement: [Milwaukee Road, operatedPassengerTrain, Pioneer Limited]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pioneer Limited
Context triple: [Milwaukee Road, operatedPassengerTrain, Pioneer Limited]
  • A. Obayashi Corporation
    Obayashi Corporation is a major Japanese construction and engineering company known for its involvement in large-scale infrastructure and building projects worldwide.
  • B. Toyoda Gosei Co., Ltd.
    Toyoda Gosei Co., Ltd. is a Japanese automotive parts manufacturer known for producing rubber and plastic components, safety systems, and LEDs, and is closely affiliated with the Toyota Group.
  • C. Takenaka Corporation
    Takenaka Corporation is a major Japanese architecture, engineering, and construction firm known for designing and building prominent structures domestically and internationally.
  • D. Tokyo Denki
    Tokyo Denki was a Japanese electrical company that became a predecessor of the modern electronics conglomerate Toshiba.
  • E. Taisei Corporation
    Taisei Corporation is a major Japanese construction and civil engineering company known for leading large-scale infrastructure and landmark building projects in Japan and abroad.
  • 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: Pioneer Limited
Triple: [Milwaukee Road, operatedPassengerTrain, Pioneer Limited]
Generated description
Pioneer Limited was a prominent overnight passenger train that provided long-distance service on the Chicago, Milwaukee, St. Paul and Pacific Railroad (the Milwaukee Road) in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pioneer Limited
Target entity description: Pioneer Limited was a prominent overnight passenger train that provided long-distance service on the Chicago, Milwaukee, St. Paul and Pacific Railroad (the Milwaukee Road) in the United States.
  • A. Obayashi Corporation
    Obayashi Corporation is a major Japanese construction and engineering company known for its involvement in large-scale infrastructure and building projects worldwide.
  • B. Toyoda Gosei Co., Ltd.
    Toyoda Gosei Co., Ltd. is a Japanese automotive parts manufacturer known for producing rubber and plastic components, safety systems, and LEDs, and is closely affiliated with the Toyota Group.
  • C. Takenaka Corporation
    Takenaka Corporation is a major Japanese architecture, engineering, and construction firm known for designing and building prominent structures domestically and internationally.
  • D. Tokyo Denki
    Tokyo Denki was a Japanese electrical company that became a predecessor of the modern electronics conglomerate Toshiba.
  • E. Taisei Corporation
    Taisei Corporation is a major Japanese construction and civil engineering company known for leading large-scale infrastructure and landmark building projects in Japan and abroad.
  • 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_69c6880687b08190805278b504d1c92c completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6b193a8c08190a99152a8eca018e6 completed March 27, 2026, 4:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6f7b70ef88190b605c3c70a941cdb completed March 27, 2026, 9:33 p.m.
NEDg Description generation batch_69c6f86efd00819099d48fe7cb9640a3 completed March 27, 2026, 9:36 p.m.
NED2 Entity disambiguation (via description) batch_69c6f91ac7788190832a133c4fe046f1 completed March 27, 2026, 9:39 p.m.
Created at: March 27, 2026, 2:05 p.m.