Triple

T17543592
Position Surface form Disambiguated ID Type / Status
Subject Lower Colorado River water management system E427266 entity
Predicate hasPart P35 FINISHED
Object Lake Mead 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: Lake Mead | Statement: [Lower Colorado River water management system, hasPart, Lake Mead]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Mead
Context triple: [Lower Colorado River water management system, hasPart, Lake Mead]
  • A. Lake Mead chosen
    Lake Mead is a large man-made reservoir on the Colorado River in the southwestern United States, known for supplying water and hydroelectric power to millions of people in the region.
  • B. Lake Powell
    Lake Powell is a large, man-made reservoir on the Colorado River known for its striking red-rock canyon scenery and recreational boating in the American Southwest.
  • C. Lake Havasu
    Lake Havasu is a large reservoir on the Colorado River along the Arizona–California border, popular for boating, fishing, and the relocated London Bridge tourist attraction.
  • D. Lake Mohave
    Lake Mohave is a large reservoir on the Colorado River along the Arizona–Nevada border, popular for boating, fishing, and other water recreation within the Lake Mead National Recreation Area.
  • E. Lake Mead National Recreation Area
    Lake Mead National Recreation Area is a vast protected landscape in the American Southwest centered on the reservoirs of the Colorado River, offering desert scenery, water-based recreation, and wildlife habitat.
  • 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_69d889df6dc081908f67dbadc03c07ee completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e4545fe29c8190a586c75419fa14ea completed April 19, 2026, 4:04 a.m.
Created at: April 10, 2026, 5:49 a.m.