Triple

T3090156
Position Surface form Disambiguated ID Type / Status
Subject Louisville and Nashville Railroad E64460 entity
Predicate notablePassengerTrain P1669 FINISHED
Object Pan-American
Pan-American was a prominent named passenger train operated by the Louisville and Nashville Railroad, known for its long-distance service through the American South.
E325346 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: Pan-American | Statement: [Louisville and Nashville Railroad, notablePassengerTrain, Pan-American]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pan-American
Context triple: [Louisville and Nashville Railroad, notablePassengerTrain, Pan-American]
  • A. Américas Unidas
    Américas Unidas is a neighborhood located within the Benito Juárez borough of Mexico City.
  • B. América
    América is a popular Mexican professional football club based in Mexico City, widely recognized as one of the most successful and supported teams in Liga MX.
  • C. Americas
    The Americas are the combined landmasses of North and South America, encompassing a vast region of diverse cultures, climates, and ecosystems in the Western Hemisphere.
  • D. Latin America
    Latin America is a culturally diverse region of the Americas, spanning Mexico, Central and South America, and much of the Caribbean, where Romance languages—primarily Spanish and Portuguese—predominate.
  • E. Western Hemisphere
    The Western Hemisphere is the half of Earth that lies west of the Prime Meridian and east of the 180th meridian, encompassing the Americas and parts of western Europe and Africa.
  • 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: Pan-American
Triple: [Louisville and Nashville Railroad, notablePassengerTrain, Pan-American]
Generated description
Pan-American was a prominent named passenger train operated by the Louisville and Nashville Railroad, known for its long-distance service through the American South.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pan-American
Target entity description: Pan-American was a prominent named passenger train operated by the Louisville and Nashville Railroad, known for its long-distance service through the American South.
  • A. Américas Unidas
    Américas Unidas is a neighborhood located within the Benito Juárez borough of Mexico City.
  • B. América
    América is a popular Mexican professional football club based in Mexico City, widely recognized as one of the most successful and supported teams in Liga MX.
  • C. Americas
    The Americas are the combined landmasses of North and South America, encompassing a vast region of diverse cultures, climates, and ecosystems in the Western Hemisphere.
  • D. Latin America
    Latin America is a culturally diverse region of the Americas, spanning Mexico, Central and South America, and much of the Caribbean, where Romance languages—primarily Spanish and Portuguese—predominate.
  • E. Western Hemisphere
    The Western Hemisphere is the half of Earth that lies west of the Prime Meridian and east of the 180th meridian, encompassing the Americas and parts of western Europe and Africa.
  • 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_69ad857c97d88190b26f9b1c90839c77 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada20d8f788190b05b8b6b5042bc1a completed March 8, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69b1f8a6fe2081909e2bf9ee5629f017 completed March 11, 2026, 11:20 p.m.
NEDg Description generation batch_69b1f94a05608190bc163a6950586ff9 completed March 11, 2026, 11:22 p.m.
NED2 Entity disambiguation (via description) batch_69b1f9ad0b148190b98f93699598dd1e completed March 11, 2026, 11:24 p.m.
Created at: March 8, 2026, 3:03 p.m.