Triple

T2823823
Position Surface form Disambiguated ID Type / Status
Subject Cutty Sark DLR station E54872 entity
Predicate nearby P350 FINISHED
Object Greenwich Foot Tunnel
Greenwich Foot Tunnel is a historic pedestrian tunnel beneath the River Thames in London, connecting Greenwich on the south bank with the Isle of Dogs on the north.
E301125 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: Greenwich Foot Tunnel | Statement: [Cutty Sark DLR station, nearby, Greenwich Foot Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Greenwich Foot Tunnel
Context triple: [Cutty Sark DLR station, nearby, Greenwich Foot Tunnel]
  • A. Dartford Tunnel
    The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
  • B. Ramsgate Tunnels
    Ramsgate Tunnels are a historic network of former railway and air-raid shelter tunnels in Ramsgate, Kent, now preserved as a visitor attraction highlighting the town’s World War II heritage.
  • C. Hindhead Tunnel
    Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
  • D. Reigate Tunnel
    Reigate Tunnel is a historic road tunnel in Reigate, Surrey, notable as one of the earliest road tunnels in Britain and now a distinctive local landmark.
  • E. Kingsway Tunnel
    The Kingsway Tunnel is a major road tunnel under the River Mersey in northwest England, carrying vehicular traffic between Liverpool and the Wirral peninsula.
  • 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: Greenwich Foot Tunnel
Triple: [Cutty Sark DLR station, nearby, Greenwich Foot Tunnel]
Generated description
Greenwich Foot Tunnel is a historic pedestrian tunnel beneath the River Thames in London, connecting Greenwich on the south bank with the Isle of Dogs on the north.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Greenwich Foot Tunnel
Target entity description: Greenwich Foot Tunnel is a historic pedestrian tunnel beneath the River Thames in London, connecting Greenwich on the south bank with the Isle of Dogs on the north.
  • A. Dartford Tunnel
    The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
  • B. Ramsgate Tunnels
    Ramsgate Tunnels are a historic network of former railway and air-raid shelter tunnels in Ramsgate, Kent, now preserved as a visitor attraction highlighting the town’s World War II heritage.
  • C. Hindhead Tunnel
    Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
  • D. Reigate Tunnel
    Reigate Tunnel is a historic road tunnel in Reigate, Surrey, notable as one of the earliest road tunnels in Britain and now a distinctive local landmark.
  • E. Kingsway Tunnel
    The Kingsway Tunnel is a major road tunnel under the River Mersey in northwest England, carrying vehicular traffic between Liverpool and the Wirral peninsula.
  • 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_69ab49e100c0819082a40cb797383243 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abde91487881909989c08bbf76f0da completed March 7, 2026, 8:15 a.m.
NED1 Entity disambiguation (via context triple) batch_69afcead12588190bfbb2c9e93b05e0d completed March 10, 2026, 7:56 a.m.
NEDg Description generation batch_69afcf5ec0a481909061d50877429f3b completed March 10, 2026, 7:59 a.m.
NED2 Entity disambiguation (via description) batch_69afcff778748190978e7d306e0d1ce1 completed March 10, 2026, 8:01 a.m.
Created at: March 6, 2026, 9:59 p.m.