Triple

T8614141
Position Surface form Disambiguated ID Type / Status
Subject Bittern Line E203990 entity
Predicate marketingNameFor P24366 FINISHED
Object Norwich–Cromer–Sheringham railway route
The Norwich–Cromer–Sheringham railway route, branded as the Bittern Line, is a regional rail line in Norfolk, England that links the city of Norwich with the coastal towns of Cromer and Sheringham.
 E745441 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: Norwich–Cromer–Sheringham railway route | Statement: [Bittern Line, marketingNameFor, Norwich–Cromer–Sheringham railway route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Norwich–Cromer–Sheringham railway route
Context triple: [Bittern Line, marketingNameFor, Norwich–Cromer–Sheringham railway route]
  • A. Norwich–Great Yarmouth line
    The Norwich–Great Yarmouth line is a regional railway route in Norfolk, England, linking the city of Norwich with the coastal town of Great Yarmouth.
  • B. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • C. Grantham–Skegness line
    The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
  • D. North Norfolk Railway
    North Norfolk Railway is a heritage steam and diesel railway in Norfolk, England, offering scenic rides along the county’s picturesque coastline and countryside.
  • E. Ely–Norwich line
    The Ely–Norwich line is a regional railway route in East Anglia, England, connecting the city of Ely with Norwich and serving as an important link across Cambridgeshire, Suffolk, and Norfolk.
  • 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: Norwich–Cromer–Sheringham railway route
Triple: [Bittern Line, marketingNameFor, Norwich–Cromer–Sheringham railway route]
Generated description
The Norwich–Cromer–Sheringham railway route, branded as the Bittern Line, is a regional rail line in Norfolk, England that links the city of Norwich with the coastal towns of Cromer and Sheringham.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Norwich–Cromer–Sheringham railway route
Target entity description: The Norwich–Cromer–Sheringham railway route, branded as the Bittern Line, is a regional rail line in Norfolk, England that links the city of Norwich with the coastal towns of Cromer and Sheringham.
  • A. Norwich–Great Yarmouth line
    The Norwich–Great Yarmouth line is a regional railway route in Norfolk, England, linking the city of Norwich with the coastal town of Great Yarmouth.
  • B. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • C. Grantham–Skegness line
    The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
  • D. North Norfolk Railway
    North Norfolk Railway is a heritage steam and diesel railway in Norfolk, England, offering scenic rides along the county’s picturesque coastline and countryside.
  • E. Ely–Norwich line
    The Ely–Norwich line is a regional railway route in East Anglia, England, connecting the city of Ely with Norwich and serving as an important link across Cambridgeshire, Suffolk, and Norfolk.
  • 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_69ca832ceab8819096e4a9f546695079 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cc4700b9e08190b03f05f4757cfc47 completed March 31, 2026, 10:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69cea91c30ec81908dafc1caf057e41c completed April 2, 2026, 5:36 p.m.
NEDg Description generation batch_69cea9e685388190a4be9d2135dc02d0 completed April 2, 2026, 5:39 p.m.
NED2 Entity disambiguation (via description) batch_69ceaababe2c8190bc47430d33bfdbaa completed April 2, 2026, 5:43 p.m.
Created at: March 30, 2026, 6:25 p.m.