Triple

T3934216
Position Surface form Disambiguated ID Type / Status
Subject Assiniboine River E90869 entity
Predicate hasInfrastructure P2560 FINISHED
Object Shellmouth Dam
Shellmouth Dam is a major flood control and water management structure on the Assiniboine River in Manitoba, Canada, helping regulate river flow and protect downstream communities.
 E450476 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: Shellmouth Dam | Statement: [Assiniboine River, hasInfrastructure, Shellmouth Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shellmouth Dam
Context triple: [Assiniboine River, hasInfrastructure, Shellmouth Dam]
  • A. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • B. Forestville Dam
    Forestville Dam is a hydroelectric and recreational dam located on the Dead River near Marquette in Michigan’s Upper Peninsula.
  • C. McClure Dam
    McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding region.
  • D. Gillespie Dam
    Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
  • E. Walterville Dam
    Walterville Dam is a hydroelectric diversion dam on Oregon’s McKenzie River that channels water to the Walterville Power Canal and generating station.
  • 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: Shellmouth Dam
Triple: [Assiniboine River, hasInfrastructure, Shellmouth Dam]
Generated description
Shellmouth Dam is a major flood control and water management structure on the Assiniboine River in Manitoba, Canada, helping regulate river flow and protect downstream communities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Shellmouth Dam
Target entity description: Shellmouth Dam is a major flood control and water management structure on the Assiniboine River in Manitoba, Canada, helping regulate river flow and protect downstream communities.
  • A. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • B. Forestville Dam
    Forestville Dam is a hydroelectric and recreational dam located on the Dead River near Marquette in Michigan’s Upper Peninsula.
  • C. McClure Dam
    McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding region.
  • D. Gillespie Dam
    Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
  • E. Walterville Dam
    Walterville Dam is a hydroelectric diversion dam on Oregon’s McKenzie River that channels water to the Walterville Power Canal and generating station.
  • 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_69aed95f26e0819094b0e71974543a19 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeedcbf0188190a5e828707a77752a completed March 9, 2026, 3:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdacc411808190a80e0d6355c1cc60 completed March 20, 2026, 8:23 p.m.
NEDg Description generation batch_69bdb13e7d188190b17b416bb37846a3 completed March 20, 2026, 8:42 p.m.
NED2 Entity disambiguation (via description) batch_69bdb1a061448190915d0323efe5d992 completed March 20, 2026, 8:44 p.m.
Created at: March 9, 2026, 3:23 p.m.