Triple

T7612214
Position Surface form Disambiguated ID Type / Status
Subject Plant Hall E172266 entity
Predicate operatorAtOpening P60829 FINISHED
Object Plant System of railroads and steamships
The Plant System of railroads and steamships was a late 19th- and early 20th-century American transportation network that combined extensive railway lines with steamship services, primarily serving the southeastern United States and the Caribbean.
E676612 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: Plant System of railroads and steamships | Statement: [Plant Hall, operatorAtOpening, Plant System of railroads and steamships]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Plant System of railroads and steamships
Context triple: [Plant Hall, operatorAtOpening, Plant System of railroads and steamships]
  • A. Railroads: Their Origin and Problems
    Railroads: Their Origin and Problems is a historical and analytical study by Charles Francis Adams Jr. examining the development, economic impact, and regulatory challenges of the American railroad system.
  • B. The Standard Railroad of the World
    The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
  • C. Flagler System of railroads and hotels
    The Flagler System of railroads and hotels was an integrated network of transportation and luxury resort properties in late 19th- and early 20th-century Florida, developed by industrialist Henry Flagler to promote tourism and economic growth along the state's east coast.
  • D. American System of Manufacturing
    The American System of Manufacturing was a 19th-century production method characterized by the use of interchangeable parts and mechanized, standardized processes that enabled efficient mass production, especially in arms and machinery.
  • E. Staggers Rail Act
    The Staggers Rail Act was a landmark 1980 U.S. federal law that largely deregulated the railroad industry, giving rail carriers greater freedom in setting rates and services to improve their financial stability and competitiveness.
  • 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: Plant System of railroads and steamships
Triple: [Plant Hall, operatorAtOpening, Plant System of railroads and steamships]
Generated description
The Plant System of railroads and steamships was a late 19th- and early 20th-century American transportation network that combined extensive railway lines with steamship services, primarily serving the southeastern United States and the Caribbean.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Plant System of railroads and steamships
Target entity description: The Plant System of railroads and steamships was a late 19th- and early 20th-century American transportation network that combined extensive railway lines with steamship services, primarily serving the southeastern United States and the Caribbean.
  • A. Railroads: Their Origin and Problems
    Railroads: Their Origin and Problems is a historical and analytical study by Charles Francis Adams Jr. examining the development, economic impact, and regulatory challenges of the American railroad system.
  • B. The Standard Railroad of the World
    The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
  • C. Flagler System of railroads and hotels
    The Flagler System of railroads and hotels was an integrated network of transportation and luxury resort properties in late 19th- and early 20th-century Florida, developed by industrialist Henry Flagler to promote tourism and economic growth along the state's east coast.
  • D. American System of Manufacturing
    The American System of Manufacturing was a 19th-century production method characterized by the use of interchangeable parts and mechanized, standardized processes that enabled efficient mass production, especially in arms and machinery.
  • E. Staggers Rail Act
    The Staggers Rail Act was a landmark 1980 U.S. federal law that largely deregulated the railroad industry, giving rail carriers greater freedom in setting rates and services to improve their financial stability and competitiveness.
  • 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_69c6994f50808190ba228764bb422417 completed March 27, 2026, 2:50 p.m.
NER Named-entity recognition batch_69c6fa23981c81908168ac0ac9add5d8 completed March 27, 2026, 9:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69c868645f8081909439f63df3184628 completed March 28, 2026, 11:46 p.m.
NEDg Description generation batch_69c868edf84c8190a6fefce18fc606e1 completed March 28, 2026, 11:49 p.m.
NED2 Entity disambiguation (via description) batch_69c869c54ad08190ba42231080d0e9f3 completed March 28, 2026, 11:52 p.m.
Created at: March 27, 2026, 3:55 p.m.