Triple

T3695861
Position Surface form Disambiguated ID Type / Status
Subject Columbia River hydropower system E78455 entity
Predicate includesFacility P12416 FINISHED
Object Lower Monumental Dam E215460 NE FINISHED

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: Lower Monumental Dam | Statement: [Columbia River hydropower system, includesFacility, Lower Monumental Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lower Monumental Dam
Context triple: [Columbia River hydropower system, includesFacility, Lower Monumental Dam]
  • A. Lower Monumental Dam chosen
    Lower Monumental Dam is a hydroelectric concrete gravity dam on the lower Snake River in Washington State, forming Lake Herbert G. West and supporting power generation, navigation, and irrigation in the region.
  • B. Old Melones Dam
    Old Melones Dam was an earlier dam on the Stanislaus River in California that was later submerged and rendered obsolete by the construction of New Melones Dam.
  • C. River Mill Dam
    River Mill Dam is a hydroelectric dam on the Clackamas River in Oregon, known for power generation and its role in regional water management.
  • D. Painted Rock Dam
    Painted Rock Dam is a flood-control structure on the Gila River in Arizona, built by the U.S. Army Corps of Engineers to manage seasonal flows and protect downstream communities.
  • E. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ad85e3b1888190abc983e06968696d completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc50f9ad88190a926042fa73d65dc completed March 8, 2026, 6:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4c3d4821081909ccd1b5789eb761e completed March 14, 2026, 2:11 a.m.
Created at: March 8, 2026, 3:26 p.m.