Triple

T10151564
Position Surface form Disambiguated ID Type / Status
Subject Tombigbee River E232653 entity
Predicate hasLockAndDam P43272 FINISHED
Object Demopolis Lock and Dam
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.
 E848431 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: Demopolis Lock and Dam | Statement: [Tombigbee River, hasLockAndDam, Demopolis Lock and Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Demopolis Lock and Dam
Context triple: [Tombigbee River, hasLockAndDam, Demopolis Lock and Dam]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Dresden Island Lock and Dam
    Dresden Island Lock and Dam is a navigation and flood-control structure on the Illinois Waterway that helps regulate river levels and facilitate barge traffic in northeastern Illinois.
  • E. Alton Lock and Dam
    Alton Lock and Dam is a major navigation and flood-control structure on the Mississippi River that helps regulate river traffic and water levels as part of the Illinois Waterway system.
  • 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: Demopolis Lock and Dam
Triple: [Tombigbee River, hasLockAndDam, Demopolis Lock and Dam]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Demopolis Lock and Dam
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Dresden Island Lock and Dam
    Dresden Island Lock and Dam is a navigation and flood-control structure on the Illinois Waterway that helps regulate river levels and facilitate barge traffic in northeastern Illinois.
  • E. Alton Lock and Dam
    Alton Lock and Dam is a major navigation and flood-control structure on the Mississippi River that helps regulate river traffic and water levels as part of the Illinois Waterway system.
  • 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_69ca84885e48819088a31b127cf44904 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cdec0584a48190b65daa8370555c27 completed April 2, 2026, 4:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69d354f0def48190bd5fcd5820459893 completed April 6, 2026, 6:38 a.m.
NEDg Description generation batch_69d35916791081908dfcd1b217390225 completed April 6, 2026, 6:56 a.m.
NED2 Entity disambiguation (via description) batch_69d3597cdf188190853d7385f22e8b26 completed April 6, 2026, 6:58 a.m.
Created at: March 30, 2026, 9:08 p.m.