Triple

T11909479
Position Surface form Disambiguated ID Type / Status
Subject Edward Johnston E283355 entity
Predicate designed P184 FINISHED
Object London Underground sans-serif typeface
London Underground sans-serif typeface is a distinctive early 20th-century geometric sans-serif font created for the London Underground that became an iconic model of modern public transport branding and typography.
E952982 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: London Underground sans-serif typeface | Statement: [Edward Johnston, designed, London Underground sans-serif typeface]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Underground sans-serif typeface
Context triple: [Edward Johnston, designed, London Underground sans-serif typeface]
  • A. London Underground roundel
    The London Underground roundel is the iconic red circle crossed by a blue bar symbol that serves as the instantly recognizable logo of the London Underground transit system.
  • B. M1 Millennium Underground Railway
    The M1 Millennium Underground Railway is Budapest’s historic yellow metro line, recognized as the oldest electrified underground railway on the European continent and a UNESCO World Heritage site.
  • C. London Underground S8 Stock
    The London Underground S8 Stock is a modern fleet of air-conditioned, walk-through electric multiple units used on the Metropolitan line, designed to increase capacity and improve passenger comfort and accessibility.
  • D. Snow Hill Lines
    Snow Hill Lines is a network of suburban and regional railway routes in the West Midlands, England, centered on Birmingham Snow Hill station.
  • E. London Underground
    The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
  • 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: London Underground sans-serif typeface
Triple: [Edward Johnston, designed, London Underground sans-serif typeface]
Generated description
London Underground sans-serif typeface is a distinctive early 20th-century geometric sans-serif font created for the London Underground that became an iconic model of modern public transport branding and typography.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Underground sans-serif typeface
Target entity description: London Underground sans-serif typeface is a distinctive early 20th-century geometric sans-serif font created for the London Underground that became an iconic model of modern public transport branding and typography.
  • A. London Underground roundel
    The London Underground roundel is the iconic red circle crossed by a blue bar symbol that serves as the instantly recognizable logo of the London Underground transit system.
  • B. M1 Millennium Underground Railway
    The M1 Millennium Underground Railway is Budapest’s historic yellow metro line, recognized as the oldest electrified underground railway on the European continent and a UNESCO World Heritage site.
  • C. London Underground S8 Stock
    The London Underground S8 Stock is a modern fleet of air-conditioned, walk-through electric multiple units used on the Metropolitan line, designed to increase capacity and improve passenger comfort and accessibility.
  • D. Snow Hill Lines
    Snow Hill Lines is a network of suburban and regional railway routes in the West Midlands, England, centered on Birmingham Snow Hill station.
  • E. London Underground
    The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
  • 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_69d6ab2c07e88190ba13b0d21fd6cf33 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d8e5278eb081909a7ecfe38beeeda9 completed April 10, 2026, 11:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69f418543258819083b49a5bbdc520cd completed May 1, 2026, 3:04 a.m.
NEDg Description generation batch_69f41f1d2da0819082f00cf61a6530b6 completed May 1, 2026, 3:33 a.m.
NED2 Entity disambiguation (via description) batch_69f42291f3608190ab079f939d34cf15 completed May 1, 2026, 3:48 a.m.
Created at: April 8, 2026, 9:44 p.m.