Triple

T12783494
Position Surface form Disambiguated ID Type / Status
Subject Corexit 9500A E305565 entity
Predicate usedIn P98 FINISHED
Object Deepwater Horizon oil spill E63331 NE FINISHED

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Deepwater Horizon oil spill
Context triple: [Corexit 9500A, usedIn, Deepwater Horizon oil spill]
  • A. Deepwater Horizon oil spill chosen
    The Deepwater Horizon oil spill was a massive 2010 offshore drilling disaster that released millions of barrels of oil into the Gulf of Mexico, causing one of the worst environmental catastrophes in U.S. history.
  • B. Prestige oil spill
    The Prestige oil spill was a major environmental disaster in 2002, when the oil tanker Prestige sank off the coast of Galicia, Spain, releasing thousands of tons of fuel oil and severely polluting the surrounding marine and coastal ecosystems.
  • C. Torrey Canyon oil spill
    The Torrey Canyon oil spill was a catastrophic 1967 tanker disaster off the coast of Cornwall that released a massive amount of crude oil into the sea, becoming one of the first major environmental marine pollution crises and prompting significant changes in international maritime regulations.
  • D. Exxon Valdez oil spill
    The Exxon Valdez oil spill was a catastrophic 1989 environmental disaster in Alaska’s Prince William Sound, where a supertanker ran aground and released millions of gallons of crude oil, causing massive ecological and economic damage.
  • E. 1969 Santa Barbara oil spill
    The 1969 Santa Barbara oil spill was a massive offshore drilling accident off the California coast that released millions of gallons of crude oil, devastating marine and coastal ecosystems and helping catalyze the modern U.S. environmental movement.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d7bdf2b43c819098ae5aa68e61ea58 elicitation completed
NER batch_69d96e5cb3c08190b8e1e22de8b96e17 ner completed
NED1 batch_69f6b8c75a048190aee92e50017c214e ned_source_triple completed
Created at: April 9, 2026, 5:29 p.m.