Triple

T19692425
Position Surface form Disambiguated ID Type / Status
Subject Blue Plains rail bridge E472867 entity
Predicate locatedNear P294 FINISHED
Object Blue Plains Advanced Wastewater Treatment Plant — 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: Blue Plains Advanced Wastewater Treatment Plant | Statement: [Blue Plains rail bridge, locatedNear, Blue Plains Advanced Wastewater Treatment Plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Blue Plains Advanced Wastewater Treatment Plant
Context triple: [Blue Plains rail bridge, locatedNear, Blue Plains Advanced Wastewater Treatment Plant]
  • A. Blue Plains Advanced Wastewater Treatment Plant chosen
    The Blue Plains Advanced Wastewater Treatment Plant is a major wastewater treatment facility in Washington, D.C., recognized as one of the largest and most advanced of its kind in the world.
  • B. North River Wastewater Treatment Plant
    North River Wastewater Treatment Plant is a major sewage treatment facility in Manhattan, New York City, known for having the large Riverbank State Park constructed on its rooftop.
  • C. Bowery Bay Wastewater Treatment Plant
    Bowery Bay Wastewater Treatment Plant is a New York City wastewater treatment facility that processes sewage and helps protect water quality in the Bowery Bay and East River area of Queens.
  • D. Blue Plains
    Blue Plains is a major advanced wastewater treatment facility in Washington, D.C., known as one of the largest and most sophisticated plants of its kind in the world.
  • E. Deer Island Wastewater Treatment Plant
    Deer Island Wastewater Treatment Plant is a major sewage treatment facility in Boston Harbor that serves the Greater Boston area and plays a key role in improving the region’s water quality.
  • 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_69d8e515bef88190bc30781aea50537a completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e64210cddc8190836faa2996a44457 completed April 20, 2026, 3:11 p.m.
Created at: April 10, 2026, 1:46 p.m.