Triple

T11431933
Position Surface form Disambiguated ID Type / Status
Subject Lake Granbury E270904 entity
Predicate formedBy P972 FINISHED
Object De Cordova Bend Dam
De Cordova Bend Dam is a hydroelectric and flood-control structure on the Brazos River in Texas, best known for creating Lake Granbury and supporting regional water management and recreation.
E979949 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: De Cordova Bend Dam | Statement: [Lake Granbury, formedBy, De Cordova Bend Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: De Cordova Bend Dam
Context triple: [Lake Granbury, formedBy, De Cordova Bend Dam]
  • A. Big Bend Dam
    Big Bend Dam is a large hydroelectric and flood-control dam on the Missouri River in South Dakota, forming Lake Sharpe as part of the Pick–Sloan Missouri Basin Program.
  • B. J.C. Boyle Dam
    J.C. Boyle Dam is a hydroelectric dam on the Klamath River in southern Oregon, known for power generation and its role in regional water and environmental management.
  • C. 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.
  • D. C. J. Brown Dam
    C. J. Brown Dam is an engineered structure in Ohio that impounds the C. J. Brown Reservoir for purposes such as flood control, water management, and recreation.
  • E. Waddell Dam
    Waddell Dam is a major dam in Arizona that impounds the Agua Fria River to form Lake Pleasant, a key water storage and recreation reservoir for the Phoenix metropolitan area.
  • 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: De Cordova Bend Dam
Triple: [Lake Granbury, formedBy, De Cordova Bend Dam]
Generated description
De Cordova Bend Dam is a hydroelectric and flood-control structure on the Brazos River in Texas, best known for creating Lake Granbury and supporting regional water management and recreation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: De Cordova Bend Dam
Target entity description: De Cordova Bend Dam is a hydroelectric and flood-control structure on the Brazos River in Texas, best known for creating Lake Granbury and supporting regional water management and recreation.
  • A. Big Bend Dam
    Big Bend Dam is a large hydroelectric and flood-control dam on the Missouri River in South Dakota, forming Lake Sharpe as part of the Pick–Sloan Missouri Basin Program.
  • B. J.C. Boyle Dam
    J.C. Boyle Dam is a hydroelectric dam on the Klamath River in southern Oregon, known for power generation and its role in regional water and environmental management.
  • C. 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.
  • D. C. J. Brown Dam
    C. J. Brown Dam is an engineered structure in Ohio that impounds the C. J. Brown Reservoir for purposes such as flood control, water management, and recreation.
  • E. Waddell Dam
    Waddell Dam is a major dam in Arizona that impounds the Agua Fria River to form Lake Pleasant, a key water storage and recreation reservoir for the Phoenix metropolitan area.
  • 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_69d6aadeef688190874bcecd88b3dd9b completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d806c30d788190b0c939b33de89277 completed April 9, 2026, 8:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6344b938c8190877bd3140ad904e9 completed May 2, 2026, 5:28 p.m.
NEDg Description generation batch_69f6356b545c819089a5f5b901afc5f2 completed May 2, 2026, 5:33 p.m.
NED2 Entity disambiguation (via description) batch_69f636382ffc8190becfae41757a45d8 completed May 2, 2026, 5:36 p.m.
Created at: April 8, 2026, 9:35 p.m.