Triple

T3898064
Position Surface form Disambiguated ID Type / Status
Subject U2 (Nuremberg U-Bahn) E90419 entity
Predicate usesRollingStock P5426 FINISHED
Object DT3 train
The DT3 train is a type of electric multiple unit specifically designed for and operated on the Nuremberg U-Bahn rapid transit system in Germany.
 E398616 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: DT3 train | Statement: [U2 (Nuremberg U-Bahn), usesRollingStock, DT3 train]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: DT3 train
Context triple: [U2 (Nuremberg U-Bahn), usesRollingStock, DT3 train]
  • A. DT2 train
    The DT2 train is a type of electric multiple unit rolling stock used on the Nuremberg U-Bahn system in Germany.
  • B. MX3000 train
    The MX3000 train is a modern electric multiple unit used as the primary passenger rolling stock on the Oslo Metro system in Norway.
  • C. XPT train
    The XPT train is a long-distance, high-speed diesel passenger train used in New South Wales, Australia, based on the British InterCity 125 design.
  • D. Z train
    The Z train is a New York City Subway rush-hour, skip-stop service that runs along the J line in Brooklyn and Queens, providing limited-stop service between Jamaica Center and lower Manhattan.
  • E. 3 train
    The 3 train is a New York City Subway service that runs on the IRT Lenox Avenue and Eastern Parkway Lines, connecting Manhattan and Brooklyn.
  • 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: DT3 train
Triple: [U2 (Nuremberg U-Bahn), usesRollingStock, DT3 train]
Generated description
The DT3 train is a type of electric multiple unit specifically designed for and operated on the Nuremberg U-Bahn rapid transit system in Germany.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: DT3 train
Target entity description: The DT3 train is a type of electric multiple unit specifically designed for and operated on the Nuremberg U-Bahn rapid transit system in Germany.
  • A. DT2 train
    The DT2 train is a type of electric multiple unit rolling stock used on the Nuremberg U-Bahn system in Germany.
  • B. MX3000 train
    The MX3000 train is a modern electric multiple unit used as the primary passenger rolling stock on the Oslo Metro system in Norway.
  • C. XPT train
    The XPT train is a long-distance, high-speed diesel passenger train used in New South Wales, Australia, based on the British InterCity 125 design.
  • D. Z train
    The Z train is a New York City Subway rush-hour, skip-stop service that runs along the J line in Brooklyn and Queens, providing limited-stop service between Jamaica Center and lower Manhattan.
  • E. 3 train
    The 3 train is a New York City Subway service that runs on the IRT Lenox Avenue and Eastern Parkway Lines, connecting Manhattan and Brooklyn.
  • 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_69aed95d315881908cbf1bf4a7215fbf completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeecd48b208190afaa62975805d087 completed March 9, 2026, 3:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5285093208190a2ba00afcbd8a261 completed March 14, 2026, 9:20 a.m.
NEDg Description generation batch_69b528d33c2081908e5f74005679dfbe completed March 14, 2026, 9:22 a.m.
NED2 Entity disambiguation (via description) batch_69b5294c66588190ad7cc8e87b58ff52 completed March 14, 2026, 9:24 a.m.
Created at: March 9, 2026, 3:21 p.m.