Triple

T4561582
Position Surface form Disambiguated ID Type / Status
Subject USRA standard freight car designs E121802 entity
Predicate hasPart P35 FINISHED
Object USRA caboose design
The USRA caboose design was a standardized railroad caboose model developed under the United States Railroad Administration during World War I to unify and streamline freight train operations across multiple American railroads.
E452579 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: USRA caboose design | Statement: [USRA standard freight car designs, hasPart, USRA caboose design]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: USRA caboose design
Context triple: [USRA standard freight car designs, hasPart, USRA caboose design]
  • A. USRA standard freight car designs
    USRA standard freight car designs were a series of standardized freight car types created during World War I to simplify and unify railroad equipment across U.S. railroads.
  • B. USRA standard gondola car design
    The USRA standard gondola car design was a widely adopted, government-developed freight car blueprint from World War I that standardized open-top railcars for hauling bulk commodities across multiple American railroads.
  • C. USRA standard steam locomotive designs
    USRA standard steam locomotive designs were a series of standardized steam locomotive types created during World War I to simplify and unify locomotive production and maintenance across U.S. railroads.
  • D. Amfleet cafe car
    The Amfleet cafe car is a type of Amtrak passenger railcar equipped with a food-service area and seating, commonly used on intercity routes in the United States.
  • E. Union Pacific dome cars
    Union Pacific dome cars were distinctive passenger railcars featuring elevated glass-enclosed viewing domes that offered panoramic scenery on Union Pacific’s long-distance trains.
  • 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: USRA caboose design
Triple: [USRA standard freight car designs, hasPart, USRA caboose design]
Generated description
The USRA caboose design was a standardized railroad caboose model developed under the United States Railroad Administration during World War I to unify and streamline freight train operations across multiple American railroads.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: USRA caboose design
Target entity description: The USRA caboose design was a standardized railroad caboose model developed under the United States Railroad Administration during World War I to unify and streamline freight train operations across multiple American railroads.
  • A. USRA standard freight car designs
    USRA standard freight car designs were a series of standardized freight car types created during World War I to simplify and unify railroad equipment across U.S. railroads.
  • B. USRA standard gondola car design
    The USRA standard gondola car design was a widely adopted, government-developed freight car blueprint from World War I that standardized open-top railcars for hauling bulk commodities across multiple American railroads.
  • C. USRA standard steam locomotive designs
    USRA standard steam locomotive designs were a series of standardized steam locomotive types created during World War I to simplify and unify locomotive production and maintenance across U.S. railroads.
  • D. Amfleet cafe car
    The Amfleet cafe car is a type of Amtrak passenger railcar equipped with a food-service area and seating, commonly used on intercity routes in the United States.
  • E. Union Pacific dome cars
    Union Pacific dome cars were distinctive passenger railcars featuring elevated glass-enclosed viewing domes that offered panoramic scenery on Union Pacific’s long-distance trains.
  • 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_69bd463f156881908a99aca69c5721ac completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd582d98fc8190a760dbb5f20c775d completed March 20, 2026, 2:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdc59b2514819091f3845307cb1c8b completed March 20, 2026, 10:09 p.m.
NEDg Description generation batch_69bdc66a981c8190a472722af45ce023 completed March 20, 2026, 10:12 p.m.
NED2 Entity disambiguation (via description) batch_69bdc6de076081909d2ad276cc7a1141 completed March 20, 2026, 10:14 p.m.
Created at: March 20, 2026, 1:09 p.m.