Triple

T14072430
Position Surface form Disambiguated ID Type / Status
Subject Black Warrior River E338642 entity
Predicate hasLockAndDam P43272 FINISHED
Object Oliver Lock and Dam
Oliver Lock and Dam is a navigation and flood-control structure on the Black Warrior River in Alabama that helps regulate water levels and support commercial barge traffic.
 E1081903 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: Oliver Lock and Dam | Statement: [Black Warrior River, hasLockAndDam, Oliver Lock and Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Oliver Lock and Dam
Context triple: [Black Warrior River, hasLockAndDam, Oliver Lock and Dam]
  • A. Holt Lock and Dam
    Holt Lock and Dam is a navigation and flood-control structure on the Black Warrior River in Alabama that helps regulate water levels and support commercial barge traffic.
  • B. 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.
  • C. Marmet Lock and Dam
    Marmet Lock and Dam is a navigation and flood-control structure on the Kanawha River in West Virginia that helps maintain a stable waterway for commercial and recreational traffic.
  • D. Wheeler Lock and Dam
    Wheeler Lock and Dam is a major navigation and hydroelectric structure on the Tennessee River in northern Alabama, forming Wheeler Lake and facilitating river traffic and power generation.
  • E. 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.
  • 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: Oliver Lock and Dam
Triple: [Black Warrior River, hasLockAndDam, Oliver Lock and Dam]
Generated description
Oliver Lock and Dam is a navigation and flood-control structure on the Black Warrior River in Alabama that helps regulate water levels and support commercial barge traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Oliver Lock and Dam
Target entity description: Oliver Lock and Dam is a navigation and flood-control structure on the Black Warrior River in Alabama that helps regulate water levels and support commercial barge traffic.
  • A. Holt Lock and Dam
    Holt Lock and Dam is a navigation and flood-control structure on the Black Warrior River in Alabama that helps regulate water levels and support commercial barge traffic.
  • B. 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.
  • C. Marmet Lock and Dam
    Marmet Lock and Dam is a navigation and flood-control structure on the Kanawha River in West Virginia that helps maintain a stable waterway for commercial and recreational traffic.
  • D. Wheeler Lock and Dam
    Wheeler Lock and Dam is a major navigation and hydroelectric structure on the Tennessee River in northern Alabama, forming Wheeler Lake and facilitating river traffic and power generation.
  • E. 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.
  • 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_69d81c67ba6c819091935650dfb3b895 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de5c5aa828819098ef55a70a0decbc completed April 14, 2026, 3:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcdefcc5708190beacccaa978a4abd completed May 7, 2026, 6:50 p.m.
NEDg Description generation batch_69fcdfe73b488190b6642927627cdd1b completed May 7, 2026, 6:54 p.m.
NED2 Entity disambiguation (via description) batch_69fce0f77e108190a2712c51a7b56bfc completed May 7, 2026, 6:59 p.m.
Created at: April 9, 2026, 10:21 p.m.