Triple

T662949
Position Surface form Disambiguated ID Type / Status
Subject Pony Express E11796 entity
Predicate operator P179 FINISHED
Object Central Overland California and Pikes Peak Express Company
The Central Overland California and Pikes Peak Express Company was a 19th-century American transportation and mail service firm best known for running the famed Pony Express across the western United States.
E82987 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: Central Overland California and Pikes Peak Express Company | Statement: [Pony Express, operator, Central Overland California and Pikes Peak Express Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Central Overland California and Pikes Peak Express Company
Context triple: [Pony Express, operator, Central Overland California and Pikes Peak Express Company]
  • A. Southern Pacific Railroad
    Southern Pacific Railroad was a major American railroad company that operated extensive rail networks across the western and southwestern United States from the 19th to the late 20th century.
  • B. Compagnie des chemins de fer de l'Ouest
    Compagnie des chemins de fer de l'Ouest was a major 19th-century French railway company that operated lines in western France and played a key role in the expansion of the national rail network.
  • C. Pan Am Railways
    Pan Am Railways was a regional freight railroad in New England, formerly known as Guilford Rail System, that operated an extensive network across the northeastern United States.
  • D. Union Pacific Railroad
    Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
  • E. Texas and Pacific Railway
    The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
  • 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: Central Overland California and Pikes Peak Express Company
Triple: [Pony Express, operator, Central Overland California and Pikes Peak Express Company]
Generated description
The Central Overland California and Pikes Peak Express Company was a 19th-century American transportation and mail service firm best known for running the famed Pony Express across the western United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Central Overland California and Pikes Peak Express Company
Target entity description: The Central Overland California and Pikes Peak Express Company was a 19th-century American transportation and mail service firm best known for running the famed Pony Express across the western United States.
  • A. Southern Pacific Railroad
    Southern Pacific Railroad was a major American railroad company that operated extensive rail networks across the western and southwestern United States from the 19th to the late 20th century.
  • B. Compagnie des chemins de fer de l'Ouest
    Compagnie des chemins de fer de l'Ouest was a major 19th-century French railway company that operated lines in western France and played a key role in the expansion of the national rail network.
  • C. Pan Am Railways
    Pan Am Railways was a regional freight railroad in New England, formerly known as Guilford Rail System, that operated an extensive network across the northeastern United States.
  • D. Union Pacific Railroad
    Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
  • E. Texas and Pacific Railway
    The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
  • 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_69a4932862a0819098be659c814e4981 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49fd081e8819097f289961f5eff29 completed March 1, 2026, 8:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5c398cc748190ab720263096064ef completed March 2, 2026, 5:06 p.m.
NEDg Description generation batch_69a5c4523e8081909464ca227b880e77 completed March 2, 2026, 5:09 p.m.
NED2 Entity disambiguation (via description) batch_69a5cdae65808190b7191f63d5f16d9f completed March 2, 2026, 5:49 p.m.
Created at: March 1, 2026, 7:36 p.m.