Triple

T4659760
Position Surface form Disambiguated ID Type / Status
Subject Hindhead Tunnel E102499 entity
Predicate partOf P40 FINISHED
Object A3 London–Portsmouth route
The A3 London–Portsmouth route is a major trunk road in southern England linking the capital with the port city of Portsmouth.
E458030 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: A3 London–Portsmouth route | Statement: [Hindhead Tunnel, partOf, A3 London–Portsmouth route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: A3 London–Portsmouth route
Context triple: [Hindhead Tunnel, partOf, A3 London–Portsmouth route]
  • A. London–Bristol route
    The London–Bristol route is a major intercity rail corridor in England linking the capital with the city of Bristol and serving as a key artery for passenger and freight traffic in the west of the country.
  • B. Anglia Route
    Anglia Route is a major rail network area in eastern England that encompasses key passenger and freight lines, including the West Anglia Main Line, managed as part of the region’s railway infrastructure.
  • C. Bristol–Bath line
    The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
  • D. Brighton to Portsmouth line
    The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
  • E. London Paddington–Swansea route
    The London Paddington–Swansea route is a major intercity railway line in Great Britain linking London with South Wales, serving key cities such as Reading, Bristol (via connecting routes), Cardiff, and Swansea.
  • 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: A3 London–Portsmouth route
Triple: [Hindhead Tunnel, partOf, A3 London–Portsmouth route]
Generated description
The A3 London–Portsmouth route is a major trunk road in southern England linking the capital with the port city of Portsmouth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: A3 London–Portsmouth route
Target entity description: The A3 London–Portsmouth route is a major trunk road in southern England linking the capital with the port city of Portsmouth.
  • A. London–Bristol route
    The London–Bristol route is a major intercity rail corridor in England linking the capital with the city of Bristol and serving as a key artery for passenger and freight traffic in the west of the country.
  • B. Southampton–Bournemouth line
    The Southampton–Bournemouth line is a key railway route on England’s south coast linking the cities of Southampton and Bournemouth and forming part of the wider South West Main Line network.
  • C. Anglia Route
    Anglia Route is a major rail network area in eastern England that encompasses key passenger and freight lines, including the West Anglia Main Line, managed as part of the region’s railway infrastructure.
  • D. Bristol–Bath line
    The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
  • E. Brighton to Portsmouth line
    The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
  • 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_69bd43d823288190952279faa0d1d066 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd6328387c81909a500e694a739e6e completed March 20, 2026, 3:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfaf9564c819094b9340570a7616b completed March 21, 2026, 1:57 a.m.
NEDg Description generation batch_69bdfca9a520819097d90f4f94b46e87 completed March 21, 2026, 2:04 a.m.
NED2 Entity disambiguation (via description) batch_69bdfd28b67c819094e71f35c7fbb4b5 completed March 21, 2026, 2:06 a.m.
Created at: March 20, 2026, 1:15 p.m.