Triple

T9264106
Position Surface form Disambiguated ID Type / Status
Subject Chester County, South Carolina E222651 entity
Predicate hasHistoricSite P1098 FINISHED
Object Landsford Canal
Landsford Canal is a historic 19th-century canal and lock system on the Catawba River in South Carolina, known for its preserved engineering structures and surrounding state park.
E791171 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: Landsford Canal | Statement: [Chester County, South Carolina, hasHistoricSite, Landsford Canal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Landsford Canal
Context triple: [Chester County, South Carolina, hasHistoricSite, Landsford Canal]
  • A. Ellesmere Canal
    The Ellesmere Canal is a historic English waterway that formed part of an ambitious late-18th-century canal network linking the industrial Midlands to the River Mersey and the Welsh border regions.
  • B. Keadby Canal
    Keadby Canal is a navigable waterway in South Yorkshire, England, linking inland navigation routes to the River Trent near the village of Keadby.
  • C. Pembroke Canal
    Pembroke Canal is a waterway in Pembroke Parish, Bermuda, historically used to improve local transportation and drainage within the parish.
  • D. Bridgewater Canal
    The Bridgewater Canal is a historic English canal, often regarded as the first modern canal in Britain, which played a key role in the early Industrial Revolution by linking coal mines to the growing city of Manchester.
  • E. Lancaster Canal
    Lancaster Canal is a historic English waterway in North West England, renowned for its lock-free main line and scenic rural route that supported regional trade during the Industrial Revolution.
  • 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: Landsford Canal
Triple: [Chester County, South Carolina, hasHistoricSite, Landsford Canal]
Generated description
Landsford Canal is a historic 19th-century canal and lock system on the Catawba River in South Carolina, known for its preserved engineering structures and surrounding state park.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Landsford Canal
Target entity description: Landsford Canal is a historic 19th-century canal and lock system on the Catawba River in South Carolina, known for its preserved engineering structures and surrounding state park.
  • A. Ellesmere Canal
    The Ellesmere Canal is a historic English waterway that formed part of an ambitious late-18th-century canal network linking the industrial Midlands to the River Mersey and the Welsh border regions.
  • B. Keadby Canal
    Keadby Canal is a navigable waterway in South Yorkshire, England, linking inland navigation routes to the River Trent near the village of Keadby.
  • C. Pembroke Canal
    Pembroke Canal is a waterway in Pembroke Parish, Bermuda, historically used to improve local transportation and drainage within the parish.
  • D. Bridgewater Canal
    The Bridgewater Canal is a historic English canal, often regarded as the first modern canal in Britain, which played a key role in the early Industrial Revolution by linking coal mines to the growing city of Manchester.
  • E. Lancaster Canal
    Lancaster Canal is a historic English waterway in North West England, renowned for its lock-free main line and scenic rural route that supported regional trade during the Industrial Revolution.
  • 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_69ca841f2e808190a64f4c31903a1332 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd0748a1f481909d9d876692cefccc completed April 1, 2026, 11:53 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0c743c76c8190b39cfe25c6ab1db2 completed April 4, 2026, 8:09 a.m.
NEDg Description generation batch_69d0c86e7ac4819091e25484ff0bc128 completed April 4, 2026, 8:14 a.m.
NED2 Entity disambiguation (via description) batch_69d0c94d90008190af8c646e5051c741 completed April 4, 2026, 8:18 a.m.
Created at: March 30, 2026, 7:32 p.m.