Triple

T16453974
Position Surface form Disambiguated ID Type / Status
Subject Braintree railway station E399625 entity
Predicate connectsTo P845 FINISHED
Object Great Eastern Main Line via Witham
The Great Eastern Main Line via Witham is a key rail route in Essex, England, linking branch lines such as the Braintree line to the primary London–Norwich main line through the junction at Witham.
E967593 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: Great Eastern Main Line via Witham | Statement: [Braintree railway station, connectsTo, Great Eastern Main Line via Witham]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great Eastern Main Line via Witham
Context triple: [Braintree railway station, connectsTo, Great Eastern Main Line via Witham]
  • A. West Anglia Main Line
    The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
  • B. King’s Lynn to Hunstanton railway line
    The King’s Lynn to Hunstanton railway line was a former railway route in Norfolk, England, that connected the town of King’s Lynn with the seaside resort of Hunstanton, serving several intermediate rural and coastal communities.
  • C. Fen Line between Cambridge and King's Lynn
    The Fen Line between Cambridge and King's Lynn is a key electrified railway route in eastern England that links Cambridge with the Norfolk town of King’s Lynn across the flat Fenland landscape.
  • D. Great Eastern Main Line at Colchester
    The Great Eastern Main Line at Colchester is a key junction on the rail network in Essex, England, where mainline services intersect with regional routes such as the Sunshine Coast Line.
  • E. Ipswich–Lowestoft line
    The Ipswich–Lowestoft line is a regional railway route in Suffolk, England, connecting the town of Ipswich with the coastal resort of Lowestoft and serving intermediate communities along the way.
  • 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: Great Eastern Main Line via Witham
Triple: [Braintree railway station, connectsTo, Great Eastern Main Line via Witham]
Generated description
The Great Eastern Main Line via Witham is a key rail route in Essex, England, linking branch lines such as the Braintree line to the primary London–Norwich main line through the junction at Witham.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Great Eastern Main Line via Witham
Target entity description: The Great Eastern Main Line via Witham is a key rail route in Essex, England, linking branch lines such as the Braintree line to the primary London–Norwich main line through the junction at Witham.
  • A. West Anglia Main Line
    The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
  • B. King’s Lynn to Hunstanton railway line
    The King’s Lynn to Hunstanton railway line was a former railway route in Norfolk, England, that connected the town of King’s Lynn with the seaside resort of Hunstanton, serving several intermediate rural and coastal communities.
  • C. Fen Line between Cambridge and King's Lynn
    The Fen Line between Cambridge and King's Lynn is a key electrified railway route in eastern England that links Cambridge with the Norfolk town of King’s Lynn across the flat Fenland landscape.
  • D. Great Eastern Main Line at Colchester chosen
    The Great Eastern Main Line at Colchester is a key junction on the rail network in Essex, England, where mainline services intersect with regional routes such as the Sunshine Coast Line.
  • E. Ipswich–Lowestoft line
    The Ipswich–Lowestoft line is a regional railway route in Suffolk, England, connecting the town of Ipswich with the coastal resort of Lowestoft and serving intermediate communities along the way.
  • F. None of above.

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_69d87f2c6778819080fcfae53be8f12a completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e32ce259d88190803930051409d72c completed April 18, 2026, 7:04 a.m.
NED1 Entity disambiguation (via context triple) batch_6a004f4e31a08190b121d0cfe2a406c2 completed May 10, 2026, 9:26 a.m.
NEDg Description generation batch_6a00513b6fcc8190a548b30cb7b4b67f completed May 10, 2026, 9:34 a.m.
NED2 Entity disambiguation (via description) batch_6a0051def1d48190b40f55c40ab269d2 completed May 10, 2026, 9:37 a.m.
Created at: April 10, 2026, 5:10 a.m.