Triple

T17543595
Position Surface form Disambiguated ID Type / Status
Subject Lower Colorado River water management system E427266 entity
Predicate hasPart P35 FINISHED
Object Imperial Reservoir
Imperial Reservoir is a man-made water storage lake on the lower Colorado River in the southwestern United States, used primarily for irrigation, flood control, and regional water management.
 E1276681 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: Imperial Reservoir | Statement: [Lower Colorado River water management system, hasPart, Imperial Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Imperial Reservoir
Context triple: [Lower Colorado River water management system, hasPart, Imperial Reservoir]
  • A. Victoria Reservoir
    Victoria Reservoir is a major hydroelectric and irrigation reservoir in central Sri Lanka, created by the Victoria Dam on the Mahaweli River.
  • B. Albina Reservoir
    Albina Reservoir is a man-made water storage facility located on the Zadorra River in northern Spain, primarily used for regional water supply and regulation.
  • C. Otis Reservoir
    Otis Reservoir is a large recreational lake in western Massachusetts known for boating, fishing, and lakeside vacation homes.
  • D. Hillview Reservoir
    Hillview Reservoir is a key New York City water storage facility that serves as the final holding basin for treated water before it enters the city’s distribution system.
  • E. Irganai Reservoir
    Irganai Reservoir is a large artificial lake in Dagestan, Russia, created by the Irganai Dam on the Sulak River for hydroelectric power generation and water management.
  • 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: Imperial Reservoir
Triple: [Lower Colorado River water management system, hasPart, Imperial Reservoir]
Generated description
Imperial Reservoir is a man-made water storage lake on the lower Colorado River in the southwestern United States, used primarily for irrigation, flood control, and regional water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Imperial Reservoir
Target entity description: Imperial Reservoir is a man-made water storage lake on the lower Colorado River in the southwestern United States, used primarily for irrigation, flood control, and regional water management.
  • A. Victoria Reservoir
    Victoria Reservoir is a major hydroelectric and irrigation reservoir in central Sri Lanka, created by the Victoria Dam on the Mahaweli River.
  • B. Albina Reservoir
    Albina Reservoir is a man-made water storage facility located on the Zadorra River in northern Spain, primarily used for regional water supply and regulation.
  • C. Otis Reservoir
    Otis Reservoir is a large recreational lake in western Massachusetts known for boating, fishing, and lakeside vacation homes.
  • D. Hillview Reservoir
    Hillview Reservoir is a key New York City water storage facility that serves as the final holding basin for treated water before it enters the city’s distribution system.
  • E. Irganai Reservoir
    Irganai Reservoir is a large artificial lake in Dagestan, Russia, created by the Irganai Dam on the Sulak River for hydroelectric power generation and water management.
  • 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_69d889df6dc081908f67dbadc03c07ee completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e4545fe29c8190a586c75419fa14ea completed April 19, 2026, 4:04 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01dddeb6c48190b8c29719b38a1b6a completed May 11, 2026, 1:47 p.m.
NEDg Description generation batch_6a01df5bb1d88190a7db75c5f9bce654 completed May 11, 2026, 1:53 p.m.
NED2 Entity disambiguation (via description) batch_6a01dff9c5708190bbb7df4dc376043e completed May 11, 2026, 1:56 p.m.
Created at: April 10, 2026, 5:49 a.m.