Triple

T12292395
Position Surface form Disambiguated ID Type / Status
Subject Nagatinskaya E292994 entity
Predicate hasDesigners P184 FINISHED
Object engineer V. Yershov (railway engineer)
Engineer V. Yershov was a railway engineer known for his role in designing the Nagatinskaya station of the Moscow Metro.
 E973985 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: engineer V. Yershov (railway engineer) | Statement: [Nagatinskaya, hasDesigners, engineer V. Yershov (railway engineer)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: engineer V. Yershov (railway engineer)
Context triple: [Nagatinskaya, hasDesigners, engineer V. Yershov (railway engineer)]
  • A. engineer Pavel Melnikov
    Engineer Pavel Melnikov was a prominent 19th-century Russian railway engineer best known for overseeing the design and construction of major lines that helped pioneer Russia’s early rail network.
  • B. railway directorates of the USSR
    The railway directorates of the USSR were regional administrative bodies that managed and operated segments of the Soviet Union’s extensive state-owned railway network under centralized planning.
  • C. Ministry of Railways of the USSR
    The Ministry of Railways of the USSR was the central Soviet government body responsible for managing, operating, and developing the vast national railway network across the Soviet Union.
  • D. Inspectorate of Engineers of the Russian Empire
    The Inspectorate of Engineers of the Russian Empire was a central military-technical authority responsible for overseeing and managing engineering troops and fortification works within the imperial armed forces.
  • E. People's Commissariat for Railways of the Russian Soviet Federative Socialist Republic
    The People's Commissariat for Railways of the Russian Soviet Federative Socialist Republic was the early Soviet government body responsible for managing and operating the railway system within the RSFSR.
  • 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: engineer V. Yershov (railway engineer)
Triple: [Nagatinskaya, hasDesigners, engineer V. Yershov (railway engineer)]
Generated description
Engineer V. Yershov was a railway engineer known for his role in designing the Nagatinskaya station of the Moscow Metro.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: engineer V. Yershov (railway engineer)
Target entity description: Engineer V. Yershov was a railway engineer known for his role in designing the Nagatinskaya station of the Moscow Metro.
  • A. engineer Pavel Melnikov
    Engineer Pavel Melnikov was a prominent 19th-century Russian railway engineer best known for overseeing the design and construction of major lines that helped pioneer Russia’s early rail network.
  • B. railway directorates of the USSR
    The railway directorates of the USSR were regional administrative bodies that managed and operated segments of the Soviet Union’s extensive state-owned railway network under centralized planning.
  • C. Ministry of Railways of the USSR
    The Ministry of Railways of the USSR was the central Soviet government body responsible for managing, operating, and developing the vast national railway network across the Soviet Union.
  • D. Inspectorate of Engineers of the Russian Empire
    The Inspectorate of Engineers of the Russian Empire was a central military-technical authority responsible for overseeing and managing engineering troops and fortification works within the imperial armed forces.
  • E. People's Commissariat for Railways of the Russian Soviet Federative Socialist Republic
    The People's Commissariat for Railways of the Russian Soviet Federative Socialist Republic was the early Soviet government body responsible for managing and operating the railway system within the RSFSR.
  • 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_69d6ab690ad081908c0ed3870ec82d53 completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d91d22ba488190914342fa7e69e159 completed April 10, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69f61e775dac819099d44b61cbccc109 completed May 2, 2026, 3:55 p.m.
NEDg Description generation batch_69f61f5cc5608190a67a888eb5136ada completed May 2, 2026, 3:59 p.m.
NED2 Entity disambiguation (via description) batch_69f62006afcc8190b8e3b55a5fd8eaca completed May 2, 2026, 4:02 p.m.
Created at: April 8, 2026, 9:52 p.m.