Triple

T7821521
Position Surface form Disambiguated ID Type / Status
Subject Truro railway station E181138 entity
Predicate isServedByRoute P6309 FINISHED
Object Plymouth–Penzance
Plymouth–Penzance is a mainline railway route in southwest England connecting the city of Plymouth with the town of Penzance through Cornwall.
 E698419 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–Penzance | Statement: [Truro railway station, isServedByRoute, Plymouth–Penzance]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Plymouth–Penzance
Context triple: [Truro railway station, isServedByRoute, Plymouth–Penzance]
  • A. Penzance
    Penzance is a historic coastal town and popular tourist destination in Cornwall, England, known as one of the westernmost major settlements in the country.
  • B. Weston-super-Mare
    Weston-super-Mare is a seaside town on the Bristol Channel in North Somerset, England, known for its long sandy beach, traditional pier, and Victorian resort heritage.
  • C. Paignton
    Paignton is a seaside town in Devon, England, known for its sandy beaches, traditional pier, and role as part of the English Riviera resort area.
  • D. Torbay
    Torbay is a coastal unitary authority and popular seaside resort area in Devon, England, encompassing the towns of Torquay, Paignton, and Brixham.
  • E. Exmouth
    Exmouth is a coastal town in Devon, England, known as a popular seaside resort at the mouth of the River Exe.
  • 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–Penzance
Triple: [Truro railway station, isServedByRoute, Plymouth–Penzance]
Generated description
Plymouth–Penzance is a mainline railway route in southwest England connecting the city of Plymouth with the town of Penzance through Cornwall.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Plymouth–Penzance
Target entity description: Plymouth–Penzance is a mainline railway route in southwest England connecting the city of Plymouth with the town of Penzance through Cornwall.
  • A. Penzance
    Penzance is a historic coastal town and popular tourist destination in Cornwall, England, known as one of the westernmost major settlements in the country.
  • B. Weston-super-Mare
    Weston-super-Mare is a seaside town on the Bristol Channel in North Somerset, England, known for its long sandy beach, traditional pier, and Victorian resort heritage.
  • C. Paignton
    Paignton is a seaside town in Devon, England, known for its sandy beaches, traditional pier, and role as part of the English Riviera resort area.
  • D. Torbay
    Torbay is a coastal unitary authority and popular seaside resort area in Devon, England, encompassing the towns of Torquay, Paignton, and Brixham.
  • E. Exmouth
    Exmouth is a remote coastal town in Western Australia known as the main gateway to the Ningaloo Reef, famous for its marine life and whale shark encounters.
  • 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_69ca828153f48190bdb27ac46f8e0745 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb04a6185481908462079bd2827642 completed March 30, 2026, 11:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69cb5a66c1c0819087ce9890f28bb022 completed March 31, 2026, 5:23 a.m.
NEDg Description generation batch_69cb5f1afe0c8190916c7a9b2eab9270 completed March 31, 2026, 5:43 a.m.
NED2 Entity disambiguation (via description) batch_69cb764973f88190964f91ee7e3fdc06 completed March 31, 2026, 7:22 a.m.
Created at: March 30, 2026, 4:41 p.m.