Triple

T7082430
Position Surface form Disambiguated ID Type / Status
Subject Anglia Route E164987 entity
Predicate includesLine P2124 FINISHED
Object Sudbury Branch Line (Gainsborough Line)
The Sudbury Branch Line, also known as the Gainsborough Line, is a rural railway branch in East Anglia connecting Marks Tey to Sudbury in Essex and Suffolk.
E640228 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: Sudbury Branch Line (Gainsborough Line) | Statement: [Anglia Route, includesLine, Sudbury Branch Line (Gainsborough Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sudbury Branch Line (Gainsborough Line)
Context triple: [Anglia Route, includesLine, Sudbury Branch Line (Gainsborough Line)]
  • A. Felixstowe Branch Line
    The Felixstowe Branch Line is a railway line in Suffolk, England, connecting the town and port of Felixstowe with the Great Eastern Main Line near Ipswich, serving both passenger and significant freight traffic.
  • B. Grantham–Skegness line
    The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
  • C. York–Selby line
    The York–Selby line is a railway route in North Yorkshire, England, connecting the historic city of York with the market town of Selby as part of the regional rail network.
  • D. Peterborough–Lincoln line
    The Peterborough–Lincoln line is a regional railway route in eastern England that connects the cities of Peterborough and Lincoln via intermediate towns such as Sleaford.
  • E. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • 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: Sudbury Branch Line (Gainsborough Line)
Triple: [Anglia Route, includesLine, Sudbury Branch Line (Gainsborough Line)]
Generated description
The Sudbury Branch Line, also known as the Gainsborough Line, is a rural railway branch in East Anglia connecting Marks Tey to Sudbury in Essex and Suffolk.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sudbury Branch Line (Gainsborough Line)
Target entity description: The Sudbury Branch Line, also known as the Gainsborough Line, is a rural railway branch in East Anglia connecting Marks Tey to Sudbury in Essex and Suffolk.
  • A. Felixstowe Branch Line
    The Felixstowe Branch Line is a railway line in Suffolk, England, connecting the town and port of Felixstowe with the Great Eastern Main Line near Ipswich, serving both passenger and significant freight traffic.
  • B. Grantham–Skegness line
    The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
  • C. York–Selby line
    The York–Selby line is a railway route in North Yorkshire, England, connecting the historic city of York with the market town of Selby as part of the regional rail network.
  • D. Peterborough–Lincoln line
    The Peterborough–Lincoln line is a regional railway route in eastern England that connects the cities of Peterborough and Lincoln via intermediate towns such as Sleaford.
  • E. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • 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_69c6887d98408190912b9580666b0c1d completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e50f133c81908c5f7336fd5bc5d2 completed March 27, 2026, 8:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7947c32f081909340b05a46ae7bdd completed March 28, 2026, 8:42 a.m.
NEDg Description generation batch_69c79523b1e881909b7f31a20f03d4b3 completed March 28, 2026, 8:45 a.m.
NED2 Entity disambiguation (via description) batch_69c795e542d881909defeb4056898495 completed March 28, 2026, 8:48 a.m.
Created at: March 27, 2026, 2:40 p.m.