Triple

T18198255
Position Surface form Disambiguated ID Type / Status
Subject Black Warrior–Tombigbee Waterway E435715 entity
Predicate hasLock P2431 FINISHED
Object Demopolis Lock and Dam — NE NERFINISHED

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: Demopolis Lock and Dam | Statement: [Black Warrior–Tombigbee Waterway, hasLock, Demopolis Lock and Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Demopolis Lock and Dam
Context triple: [Black Warrior–Tombigbee Waterway, hasLock, Demopolis Lock and Dam]
  • A. Demopolis Lock and Dam chosen
    Demopolis Lock and Dam is a navigation and flood-control structure on the Tombigbee River in Alabama that helps regulate water levels and support commercial barge traffic.
  • B. Tom Bevill Lock and Dam
    Tom Bevill Lock and Dam is a navigation and flood-control structure on the Tombigbee River in Alabama, forming part of the Tennessee-Tombigbee Waterway system.
  • C. Winfield Lock and Dam
    Winfield Lock and Dam is a navigation and flood-control structure on the Kanawha River in West Virginia that helps regulate river levels and facilitate barge traffic.
  • D. John C. Stennis Lock and Dam
    John C. Stennis Lock and Dam is a navigation and flood-control structure on the Tombigbee River in Mississippi, named after U.S. Senator John C. Stennis.
  • E. Murray Lock and Dam
    Murray Lock and Dam is a navigation and flood-control structure on the Arkansas River near Little Rock, Arkansas, that helps regulate river flow and support commercial barge traffic.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8b90dba6481908e119eb9aa4ca0cb completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4e0d47f1c819082eec59492497797 completed April 19, 2026, 2:04 p.m.
Created at: April 10, 2026, 10:31 a.m.