Triple

T12314669
Position Surface form Disambiguated ID Type / Status
Subject TfL Rail E293569 entity
Predicate route P5619 FINISHED
Object Paddington to Reading
Paddington to Reading is a commuter rail service in England linking central London’s Paddington station with the town of Reading in Berkshire.
E976518 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: Paddington to Reading | Statement: [TfL Rail, route, Paddington to Reading]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Paddington to Reading
Context triple: [TfL Rail, route, Paddington to Reading]
  • A. Reading to Taunton Line
    The Reading to Taunton Line is a major railway route in southern England that connects Reading with Taunton, serving as an important corridor for passenger and freight services in the Great Western network.
  • B. Paddington (Bishop’s Road)
    Paddington (Bishop’s Road) was the original western London terminus of the Metropolitan Railway, forming part of what became the world’s first underground railway.
  • C. Paddington Arm
    Paddington Arm is a branch of the Grand Union Canal that runs into central London, terminating at Paddington Basin.
  • D. Reading to Basingstoke Line
    The Reading to Basingstoke Line is a regional railway route in southern England that connects the towns of Reading and Basingstoke, serving as an important link between the Great Western Main Line and the South West Main Line.
  • E. Paddington (Bishop’s Road) station
    Paddington (Bishop’s Road) station is a historic London railway and Underground station that served as the original western terminus of the world’s first underground railway.
  • 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: Paddington to Reading
Triple: [TfL Rail, route, Paddington to Reading]
Generated description
Paddington to Reading is a commuter rail service in England linking central London’s Paddington station with the town of Reading in Berkshire.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Paddington to Reading
Target entity description: Paddington to Reading is a commuter rail service in England linking central London’s Paddington station with the town of Reading in Berkshire.
  • A. Reading to Taunton Line
    The Reading to Taunton Line is a major railway route in southern England that connects Reading with Taunton, serving as an important corridor for passenger and freight services in the Great Western network.
  • B. Paddington (Bishop’s Road)
    Paddington (Bishop’s Road) was the original western London terminus of the Metropolitan Railway, forming part of what became the world’s first underground railway.
  • C. Paddington Arm
    Paddington Arm is a branch of the Grand Union Canal that runs into central London, terminating at Paddington Basin.
  • D. Reading to Basingstoke Line
    The Reading to Basingstoke Line is a regional railway route in southern England that connects the towns of Reading and Basingstoke, serving as an important link between the Great Western Main Line and the South West Main Line.
  • E. Paddington (Bishop’s Road) station
    Paddington (Bishop’s Road) station is a historic London railway and Underground station that served as the original western terminus of the world’s first underground railway.
  • 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_69d6ab6a2b50819082f6aedd32ed608a completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d93f05186481909c024a933b4f6c60 completed April 10, 2026, 6:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69f61e86d45881909a9a3c09df0b78f1 completed May 2, 2026, 3:55 p.m.
NEDg Description generation batch_69f622a646c481908164ae5387625bb4 completed May 2, 2026, 4:13 p.m.
NED2 Entity disambiguation (via description) batch_69f623f5aa608190bce3e62e08077216 completed May 2, 2026, 4:19 p.m.
Created at: April 8, 2026, 9:53 p.m.