Triple

T11909312
Position Surface form Disambiguated ID Type / Status
Subject Thameslink at King's Cross St Pancras E283351 entity
Predicate lineThrough P48147 FINISHED
Object Bedford–Gatwick Airport corridor
The Bedford–Gatwick Airport corridor is a key north–south rail route in southern England, linking the town of Bedford with London and Gatwick Airport as part of the Thameslink network.
E952978 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: Bedford–Gatwick Airport corridor | Statement: [Thameslink at King's Cross St Pancras, lineThrough, Bedford–Gatwick Airport corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bedford–Gatwick Airport corridor
Context triple: [Thameslink at King's Cross St Pancras, lineThrough, Bedford–Gatwick Airport corridor]
  • A. London to Worthing corridor
    The London to Worthing corridor is a major north–south transport axis in southeast England linking the capital with the south coast through a chain of towns and strategic routes.
  • B. Manchester Airport–Cornbrook corridor
    The Manchester Airport–Cornbrook corridor is a Metrolink tram route in Greater Manchester that links Manchester Airport with the Cornbrook interchange, serving multiple stops along the way.
  • C. Luton Airport Parkway
    Luton Airport Parkway is a railway station in Luton, England, providing fast rail connections between Luton Airport and central London as well as other destinations.
  • D. Lea Valley corridor
    The Lea Valley corridor is a transport and development corridor in eastern England that follows the River Lea through north and east London into Hertfordshire, hosting multiple rail lines, roads, and urban areas.
  • E. London–Birmingham transport corridor
    The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
  • 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: Bedford–Gatwick Airport corridor
Triple: [Thameslink at King's Cross St Pancras, lineThrough, Bedford–Gatwick Airport corridor]
Generated description
The Bedford–Gatwick Airport corridor is a key north–south rail route in southern England, linking the town of Bedford with London and Gatwick Airport as part of the Thameslink network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bedford–Gatwick Airport corridor
Target entity description: The Bedford–Gatwick Airport corridor is a key north–south rail route in southern England, linking the town of Bedford with London and Gatwick Airport as part of the Thameslink network.
  • A. London to Worthing corridor
    The London to Worthing corridor is a major north–south transport axis in southeast England linking the capital with the south coast through a chain of towns and strategic routes.
  • B. Manchester Airport–Cornbrook corridor
    The Manchester Airport–Cornbrook corridor is a Metrolink tram route in Greater Manchester that links Manchester Airport with the Cornbrook interchange, serving multiple stops along the way.
  • C. Luton Airport Parkway
    Luton Airport Parkway is a railway station in Luton, England, providing fast rail connections between Luton Airport and central London as well as other destinations.
  • D. Lea Valley corridor
    The Lea Valley corridor is a transport and development corridor in eastern England that follows the River Lea through north and east London into Hertfordshire, hosting multiple rail lines, roads, and urban areas.
  • E. London–Birmingham transport corridor
    The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
  • 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.