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: Louisiana Purchase territory | Statement: [St. Louis, Missouri, United States, partOf, Louisiana Purchase territory]

Target entity: Louisiana Purchase territory
Context triple: [St. Louis, Missouri, United States, partOf, Louisiana Purchase territory]

• A. Louisiana Purchase chosen
  The Louisiana Purchase was an 1803 land deal in which the United States bought a vast territory from France, doubling the nation's size and securing control of the Mississippi River region.
• B. Indian Territory
  Indian Territory was a region in the United States, primarily in present-day Oklahoma, that served as a government-designated area for the forced relocation and settlement of numerous Native American tribes during the 19th century.
• C. Republic of Texas
  The Republic of Texas was an independent sovereign nation in North America from 1836 to 1845, formed after winning independence from Mexico before later joining the United States.
• D. Alaska Purchase
  The Alaska Purchase was the 1867 transaction in which the United States bought the Alaska territory from the Russian Empire, significantly expanding U.S. land holdings in North America.
• E. Mexican Alta California
  Mexican Alta California was a vast northwestern province of Mexico from 1821 to 1848, encompassing much of present-day California and parts of neighboring U.S. states before its cession to the United States.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.