Triple

T29604425

Position	Surface form	Disambiguated ID	Type / Status
Subject	Valery Chkalov	`E754536`	entity
Predicate	testedAircraftAtDeath	`P21445`	FINISHED
Object	Polikarpov I-180 prototype The Polikarpov I-180 prototype was a late-1930s Soviet fighter aircraft design whose development was overshadowed by the fatal crash of famed test pilot Valery Chkalov during its testing.	`E1875074`	NE FINISHED

How this triple was built (3 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: Polikarpov I-180 prototype | Statement: [Valery Chkalov, testedAircraftAtDeath, Polikarpov I-180 prototype]

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: Polikarpov I-180 prototype
Triple: [Valery Chkalov, testedAircraftAtDeath, Polikarpov I-180 prototype]

Generated description

The Polikarpov I-180 prototype was a late-1930s Soviet fighter aircraft design whose development was overshadowed by the fatal crash of famed test pilot Valery Chkalov during its testing.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: testedAircraftAtDeath
Context triple: [Valery Chkalov, testedAircraftAtDeath, Polikarpov I-180 prototype]

A. notableAircraftTested
Indicates that the subject conducted tests or evaluations on the specified aircraft, which is considered notable or significant.
B. aircraftInvolvedInDeath chosen
Indicates that an aircraft played a direct role in causing or contributing to a person's death.
C. testedAircraftOfManufacturer
Indicates that an entity (typically a person or organization) has performed testing on an aircraft produced by a specified manufacturer.
D. aircraftFlown
Indicates that an entity (typically a person or organization) operates or pilots a particular aircraft.
E. launchedAircraftIn
Indicates that an entity initiated the takeoff or deployment of an aircraft within a specified location or context.
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_69f0ef84e5d08190a0df17f5930ceed3`	completed	April 28, 2026, 5:33 p.m.
NER	Named-entity recognition	`batch_69f66de5e2b88190bd2529cc77629609`	completed	May 2, 2026, 9:34 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a262d868b408190860663b39bea0227`	completed	June 8, 2026, 2:48 a.m.
NEDg	Description generation	`batch_6a26320ad0ac8190872f8152afd4600b`	completed	June 8, 2026, 3:07 a.m.
NED2	Entity disambiguation (via description)	`batch_6a26377a75008190b09b23268b3a0e14`	completed	June 8, 2026, 3:31 a.m.
PD	Predicate disambiguation	`batch_69f6659d36208190b01412600a4ed57d`	completed	May 2, 2026, 8:59 p.m.

Created at: April 28, 2026, 6:24 p.m.