Triple

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).

Phrase: Graphite Reactor at Oak Ridge | Statement: [Manhattan Project National Historical Park (Oak Ridge unit), contains, Graphite Reactor at Oak Ridge]

Target entity: Graphite Reactor at Oak Ridge
Context triple: [Manhattan Project National Historical Park (Oak Ridge unit), contains, Graphite Reactor at Oak Ridge]

• A. Brookhaven Graphite Research Reactor
  The Brookhaven Graphite Research Reactor was one of the earliest large research reactors in the United States, used primarily for neutron physics experiments and materials research at Brookhaven National Laboratory.
• B. X-10 graphite reactor chosen
  The X-10 graphite reactor was an early nuclear reactor at Oak Ridge, Tennessee, built during the Manhattan Project as a pilot plant for plutonium production and a key step toward the development of nuclear weapons and nuclear energy.
• C. Oak Ridge Gaseous Diffusion Plant
  The Oak Ridge Gaseous Diffusion Plant was a major U.S. uranium enrichment facility in Oak Ridge, Tennessee, built during the Manhattan Project and later used for Cold War nuclear fuel production.
• D. Chicago Pile-1
  Chicago Pile-1 was the world’s first artificial nuclear reactor, achieving the first controlled, self-sustaining nuclear chain reaction in 1942 under the leadership of Enrico Fermi.
• E. Chicago Pile-3
  Chicago Pile-3 was an early heavy-water moderated nuclear reactor built at Argonne National Laboratory, notable as one of the first reactors designed for research on reactor physics and materials.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.