Triple

T13111976
Position Surface form Disambiguated ID Type / Status
Subject Broad River (South Carolina) E310993 entity
Predicate hasDam P8736 FINISHED
Object Columbia Canal and Dam
The Columbia Canal and Dam is a historic 19th-century waterworks and hydroelectric structure in Columbia, South Carolina, that diverts and harnesses the Broad River for power and navigation.
E1021794 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: Columbia Canal and Dam | Statement: [Broad River (South Carolina), hasDam, Columbia Canal and Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia Canal and Dam
Context triple: [Broad River (South Carolina), hasDam, Columbia Canal and Dam]
  • A. Kinda Canal
    Kinda Canal is a historic Swedish waterway in Östergötland that connects a series of lakes and rivers, serving both recreational boating and tourism.
  • B. Saint Marys Falls Canal
    Saint Marys Falls Canal is a key shipping canal at Sault Ste. Marie that enables vessels to bypass the rapids of the St. Marys River between Lake Superior and the lower Great Lakes.
  • C. Barkley Canal
    Barkley Canal is a man-made waterway in western Kentucky that links Kentucky Lake with Lake Barkley, enabling navigation between the two reservoirs.
  • D. Blackstone Canal
    The Blackstone Canal is a historic 19th-century waterway in the northeastern United States that played a key role in early industrial transportation and the development of mill towns in the Blackstone Valley.
  • E. The Stone Canal
    The Stone Canal is a science fiction novel by Ken MacLeod that explores artificial intelligence, political ideology, and posthuman society across intertwined timelines.
  • 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: Columbia Canal and Dam
Triple: [Broad River (South Carolina), hasDam, Columbia Canal and Dam]
Generated description
The Columbia Canal and Dam is a historic 19th-century waterworks and hydroelectric structure in Columbia, South Carolina, that diverts and harnesses the Broad River for power and navigation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia Canal and Dam
Target entity description: The Columbia Canal and Dam is a historic 19th-century waterworks and hydroelectric structure in Columbia, South Carolina, that diverts and harnesses the Broad River for power and navigation.
  • A. Kinda Canal
    Kinda Canal is a historic Swedish waterway in Östergötland that connects a series of lakes and rivers, serving both recreational boating and tourism.
  • B. Saint Marys Falls Canal
    Saint Marys Falls Canal is a key shipping canal at Sault Ste. Marie that enables vessels to bypass the rapids of the St. Marys River between Lake Superior and the lower Great Lakes.
  • C. Barkley Canal
    Barkley Canal is a man-made waterway in western Kentucky that links Kentucky Lake with Lake Barkley, enabling navigation between the two reservoirs.
  • D. Blackstone Canal
    The Blackstone Canal is a historic 19th-century waterway in the northeastern United States that played a key role in early industrial transportation and the development of mill towns in the Blackstone Valley.
  • E. The Stone Canal
    The Stone Canal is a science fiction novel by Ken MacLeod that explores artificial intelligence, political ideology, and posthuman society across intertwined timelines.
  • 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_69d806a872d08190a329806f8ff30df4 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d9817f8ee8819084078b4bec5e4f18 completed April 10, 2026, 11:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6e27f5c4481909bc323c9d0c83dc9 completed May 3, 2026, 5:51 a.m.
NEDg Description generation batch_69f6e32bf5508190b4dc58971f8f64d0 completed May 3, 2026, 5:54 a.m.
NED2 Entity disambiguation (via description) batch_69f6e40a13c8819084daf9b77b46a181 completed May 3, 2026, 5:58 a.m.
Created at: April 9, 2026, 9:05 p.m.