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: North American mainland | Statement: [Crow Island, locatedWestOf, North American mainland]

Target entity: North American mainland
Context triple: [Crow Island, locatedWestOf, North American mainland]

• A. North America chosen
  North America is a large continent in the Northern and Western Hemispheres that includes countries such as the United States, Canada, and Mexico.
• B. Western North America
  Western North America is the broad region encompassing the western portion of the North American continent, including areas such as the western United States and western Canada.
• C. Turtle Island (North America)
  Turtle Island is an Indigenous name and worldview concept for the landmass known as North America, central to many First Nations’ creation stories and cultural identities.
• D. Northwestern North America
  Northwestern North America is a subarctic region encompassing parts of Alaska and northwestern Canada, characterized by boreal forests, tundra landscapes, and the traditional territories of various Indigenous peoples.
• E. Eastern North America
  Eastern North America is a broad geographic and cultural region of the continent encompassing the lands east of the Great Plains, including the Great Lakes, Appalachian Mountains, and Atlantic coastal areas.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.