Triple

T8522137
Position Surface form Disambiguated ID Type / Status
Subject Blackpool South railway station E201717 entity
Predicate railwayLine P848 FINISHED
Object Blackpool South branch line
The Blackpool South branch line is a railway route in Lancashire, England, providing local passenger services between Preston and the seaside resort area of Blackpool South.
E738010 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: Blackpool South branch line | Statement: [Blackpool South railway station, railwayLine, Blackpool South branch line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blackpool South branch line
Context triple: [Blackpool South railway station, railwayLine, Blackpool South branch line]
  • A. Manchester–Blackpool North line
    The Manchester–Blackpool North line is a key railway route in North West England linking Manchester with the seaside resort of Blackpool, serving major intermediate towns and commuter hubs along the way.
  • B. Preston to Blackpool North line
    The Preston to Blackpool North line is a key railway route in Lancashire, England, linking Preston with the seaside resort of Blackpool North and forming part of several regional and intercity services.
  • C. Wigan–Southport line
    The Wigan–Southport line is a regional railway route in North West England linking the inland town of Wigan with the coastal resort of Southport.
  • D. East Lancashire Line
    The East Lancashire Line is a regional railway route in Lancashire, England, linking towns such as Preston, Blackburn, Burnley, and Colne.
  • E. Liverpool–Southport line
    The Liverpool–Southport line is a suburban commuter rail route in Merseyside, England, forming part of the Merseyrail network and linking Liverpool with the coastal town of Southport.
  • 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: Blackpool South branch line
Triple: [Blackpool South railway station, railwayLine, Blackpool South branch line]
Generated description
The Blackpool South branch line is a railway route in Lancashire, England, providing local passenger services between Preston and the seaside resort area of Blackpool South.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blackpool South branch line
Target entity description: The Blackpool South branch line is a railway route in Lancashire, England, providing local passenger services between Preston and the seaside resort area of Blackpool South.
  • A. Manchester–Blackpool North line
    The Manchester–Blackpool North line is a key railway route in North West England linking Manchester with the seaside resort of Blackpool, serving major intermediate towns and commuter hubs along the way.
  • B. Preston to Blackpool North line
    The Preston to Blackpool North line is a key railway route in Lancashire, England, linking Preston with the seaside resort of Blackpool North and forming part of several regional and intercity services.
  • C. Wigan–Southport line
    The Wigan–Southport line is a regional railway route in North West England linking the inland town of Wigan with the coastal resort of Southport.
  • D. East Lancashire Line
    The East Lancashire Line is a regional railway route in Lancashire, England, linking towns such as Preston, Blackburn, Burnley, and Colne.
  • E. Liverpool–Southport line
    The Liverpool–Southport line is a suburban commuter rail route in Merseyside, England, forming part of the Merseyrail network and linking Liverpool with the coastal town of Southport.
  • 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_69ca8321bb44819081b74df0b710276d completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe64215408190b45f462a32d3471d completed March 31, 2026, 3:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce4e8399f481909992aedf0d918cbc completed April 2, 2026, 11:09 a.m.
NEDg Description generation batch_69ce4ffcf7488190b94cae18be14e8ff completed April 2, 2026, 11:16 a.m.
NED2 Entity disambiguation (via description) batch_69ce507766448190830dd3efc8a79a74 completed April 2, 2026, 11:18 a.m.
Created at: March 30, 2026, 6:16 p.m.