Triple

T11252623
Position Surface form Disambiguated ID Type / Status
Subject Lostwithiel railway station E266354 entity
Predicate isOnRoute P2127 FINISHED
Object Plymouth to Penzance line
The Plymouth to Penzance line is a major railway route in southwest England that runs across Devon and Cornwall, connecting the city of Plymouth with the coastal town of Penzance.
E914435 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: Plymouth to Penzance line | Statement: [Lostwithiel railway station, isOnRoute, Plymouth to Penzance line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Plymouth to Penzance line
Context triple: [Lostwithiel railway station, isOnRoute, Plymouth to Penzance line]
  • A. Plymouth Line
    The Plymouth Line is a commuter rail route in Massachusetts that connects Boston with the town of Plymouth as part of the MBTA’s Old Colony Lines network.
  • B. Brighton to Portsmouth line
    The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
  • C. Dover–Ramsgate line
    The Dover–Ramsgate line is a coastal railway route in Kent, England, linking the port town of Dover with the seaside resort of Ramsgate and serving several intermediate communities.
  • D. Bristol to Taunton Line
    The Bristol to Taunton Line is a major railway route in South West England that connects the city of Bristol with the town of Taunton, serving intermediate communities such as Bridgwater.
  • E. Southampton–Bournemouth line
    The Southampton–Bournemouth line is a key railway route on England’s south coast linking the cities of Southampton and Bournemouth and forming part of the wider South West Main Line network.
  • 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: Plymouth to Penzance line
Triple: [Lostwithiel railway station, isOnRoute, Plymouth to Penzance line]
Generated description
The Plymouth to Penzance line is a major railway route in southwest England that runs across Devon and Cornwall, connecting the city of Plymouth with the coastal town of Penzance.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Plymouth to Penzance line
Target entity description: The Plymouth to Penzance line is a major railway route in southwest England that runs across Devon and Cornwall, connecting the city of Plymouth with the coastal town of Penzance.
  • A. Plymouth Line
    The Plymouth Line is a commuter rail route in Massachusetts that connects Boston with the town of Plymouth as part of the MBTA’s Old Colony Lines network.
  • B. Brighton to Portsmouth line
    The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
  • C. Dover–Ramsgate line
    The Dover–Ramsgate line is a coastal railway route in Kent, England, linking the port town of Dover with the seaside resort of Ramsgate and serving several intermediate communities.
  • D. Bristol to Taunton Line
    The Bristol to Taunton Line is a major railway route in South West England that connects the city of Bristol with the town of Taunton, serving intermediate communities such as Bridgwater.
  • E. Southampton–Bournemouth line
    The Southampton–Bournemouth line is a key railway route on England’s south coast linking the cities of Southampton and Bournemouth and forming part of the wider South West Main Line network.
  • 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_69d6aac7953c8190b82caf9d7640fdf9 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e933648481909873094bc89ed041 completed April 9, 2026, 6 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4cc8599588190b510cf888ec42e34 completed April 19, 2026, 12:37 p.m.
NEDg Description generation batch_69e4d9eb79608190b7ed108906f4e2bf completed April 19, 2026, 1:34 p.m.
NED2 Entity disambiguation (via description) batch_69e4df50eebc8190a4fe0aba7dc9fa62 completed April 19, 2026, 1:57 p.m.
Created at: April 8, 2026, 9:31 p.m.