Triple

T15279855
Position Surface form Disambiguated ID Type / Status
Subject Lower St. Anthony Falls Lock and Dam E365239 entity
Predicate hasDam P8736 FINISHED
Object Lower St. Anthony Falls Dam E365239 NE FINISHED

How this triple was built (2 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: Lower St. Anthony Falls Dam | Statement: [Lower St. Anthony Falls Lock and Dam, hasDam, Lower St. Anthony Falls Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lower St. Anthony Falls Dam
Context triple: [Lower St. Anthony Falls Lock and Dam, hasDam, Lower St. Anthony Falls Dam]
  • A. Lower St. Anthony Falls Lock and Dam chosen
    The Lower St. Anthony Falls Lock and Dam is a Mississippi River navigation and flood-control structure in Minneapolis that forms part of the historic Saint Anthony Falls riverfront system.
  • B. Upper St. Anthony Falls Lock and Dam
    The Upper St. Anthony Falls Lock and Dam is a former U.S. Army Corps of Engineers navigation structure on the Mississippi River in Minneapolis that once enabled commercial barge traffic to bypass Saint Anthony Falls.
  • C. Thief River Falls Dam
    Thief River Falls Dam is a river dam located in Thief River Falls, Minnesota, that impounds the Red Lake River for purposes such as flood control, recreation, and local water management.
  • D. Post Falls Dam
    Post Falls Dam is a hydroelectric dam on the Spokane River in northern Idaho that helps generate power and regulate water levels in the region.
  • E. Coon Rapids Dam
    Coon Rapids Dam is a historic hydroelectric dam and regional park feature spanning the Mississippi River in Coon Rapids, Minnesota.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d85a103d9081908c1ea6c4c73ac8e3 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e00e504d8c8190ad6c565a31d1a9bd completed April 15, 2026, 10:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69ff1a6582908190a9a56652e9ccc5a1 completed May 9, 2026, 11:28 a.m.
Created at: April 10, 2026, 3:15 a.m.