Triple

T11176599
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 332 E264428 entity
Predicate primaryRoute P6298 FINISHED
Object London Paddington–Heathrow Airport
London Paddington–Heathrow Airport is the rail route in west London linking the central London terminus at Paddington station with Heathrow Airport, primarily served by dedicated airport express services.
E910534 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 Paddington–Heathrow Airport | Statement: [British Rail Class 332, primaryRoute, London Paddington–Heathrow Airport]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Paddington–Heathrow Airport
Context triple: [British Rail Class 332, primaryRoute, London Paddington–Heathrow Airport]
  • A. Heathrow Airport
    Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
  • B. London International Airport
    London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
  • C. Gatwick Airport
    Gatwick Airport is a major international airport serving the London area and is one of the busiest airports in the United Kingdom.
  • D. London Oxford Airport
    London Oxford Airport is a regional airport in Oxfordshire, England, serving general aviation, business, and limited commercial flights for the Oxford area.
  • E. Bristol Airport
    Bristol Airport is a major regional airport in South West England serving domestic and international flights, notably as a key base for low-cost carriers like easyJet.
  • 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 Paddington–Heathrow Airport
Triple: [British Rail Class 332, primaryRoute, London Paddington–Heathrow Airport]
Generated description
London Paddington–Heathrow Airport is the rail route in west London linking the central London terminus at Paddington station with Heathrow Airport, primarily served by dedicated airport express services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Paddington–Heathrow Airport
Target entity description: London Paddington–Heathrow Airport is the rail route in west London linking the central London terminus at Paddington station with Heathrow Airport, primarily served by dedicated airport express services.
  • A. Heathrow Airport
    Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
  • B. London International Airport
    London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
  • C. Gatwick Airport
    Gatwick Airport is a major international airport serving the London area and is one of the busiest airports in the United Kingdom.
  • D. London Oxford Airport
    London Oxford Airport is a regional airport in Oxfordshire, England, serving general aviation, business, and limited commercial flights for the Oxford area.
  • E. Bristol Airport
    Bristol Airport is a major regional airport in South West England serving domestic and international flights, notably as a key base for low-cost carriers like easyJet.
  • 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_69d6aa9dafac8190bd90d2c74f661aa7 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8987e1081909b28a0bdb866beae completed April 9, 2026, 5:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4838f19388190af6fde7d4275ce2a completed April 19, 2026, 7:26 a.m.
NEDg Description generation batch_69e48788be688190a109ccb8281d3dc9 completed April 19, 2026, 7:43 a.m.
NED2 Entity disambiguation (via description) batch_69e4890c12388190838d350207492c9e completed April 19, 2026, 7:49 a.m.
Created at: April 8, 2026, 9:29 p.m.