Triple

T4254035
Position Surface form Disambiguated ID Type / Status
Subject Pan American World Airways E95927 entity
Predicate alliance P600 FINISHED
Object Pan American–Grace Airways
Pan American–Grace Airways, commonly known as Panagra, was a major mid-20th-century airline that operated routes along the west coast of South America as a joint venture between Pan American World Airways and W. R. Grace & Co.
E426945 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–Grace Airways | Statement: [Pan American World Airways, alliance, Pan American–Grace Airways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pan American–Grace Airways
Context triple: [Pan American World Airways, alliance, Pan American–Grace Airways]
  • A. Pan American World Airways
    Pan American World Airways was a pioneering and iconic American international airline that helped popularize long-haul jet travel in the mid-20th century.
  • B. Union Airways
    Union Airways was an early South African airline that later became part of the national carrier, South African Airways.
  • C. Pan Am Southern
    Pan Am Southern is a regional freight railroad network in the northeastern United States formed as a joint venture between Pan Am Railways and a Class I partner to enhance rail service and infrastructure across key New England and New York corridors.
  • D. Eastern Air Lines
    Eastern Air Lines was a major U.S. airline that operated from the 1920s to the early 1990s, serving as one of the country’s largest and most influential carriers, particularly on East Coast and Latin American routes.
  • E. Capital Airlines
    Capital Airlines is a Chinese domestic carrier based in Beijing that operates passenger flights to various destinations across China and select international routes.
  • 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–Grace Airways
Triple: [Pan American World Airways, alliance, Pan American–Grace Airways]
Generated description
Pan American–Grace Airways, commonly known as Panagra, was a major mid-20th-century airline that operated routes along the west coast of South America as a joint venture between Pan American World Airways and W. R. Grace & Co.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pan American–Grace Airways
Target entity description: Pan American–Grace Airways, commonly known as Panagra, was a major mid-20th-century airline that operated routes along the west coast of South America as a joint venture between Pan American World Airways and W. R. Grace & Co.
  • A. Pan American World Airways
    Pan American World Airways was a pioneering and iconic American international airline that helped popularize long-haul jet travel in the mid-20th century.
  • B. Union Airways
    Union Airways was an early South African airline that later became part of the national carrier, South African Airways.
  • C. Pan Am Southern
    Pan Am Southern is a regional freight railroad network in the northeastern United States formed as a joint venture between Pan Am Railways and a Class I partner to enhance rail service and infrastructure across key New England and New York corridors.
  • D. Eastern Air Lines
    Eastern Air Lines was a major U.S. airline that operated from the 1920s to the early 1990s, serving as one of the country’s largest and most influential carriers, particularly on East Coast and Latin American routes.
  • E. Capital Airlines
    Capital Airlines is a Chinese domestic carrier based in Beijing that operates passenger flights to various destinations across China and select international routes.
  • 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_69b3453f759881909b91f01a1e82c036 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b34ebe6fbc8190a89269b478b3f435 completed March 12, 2026, 11:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5b78422a88190a67921ee38638ac8 completed March 14, 2026, 7:31 p.m.
NEDg Description generation batch_69b5bb4d7b8c8190910525c855c83b83 completed March 14, 2026, 7:47 p.m.
NED2 Entity disambiguation (via description) batch_69b5bbba644881908f2f3be9dda7042b completed March 14, 2026, 7:49 p.m.
Created at: March 12, 2026, 11:06 p.m.