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 ecosystems | Statement: [The Ecology of North America, mainSubject, North American ecosystems]

Target entity: North American ecosystems
Context triple: [The Ecology of North America, mainSubject, North American ecosystems]

• A. The Ecology of North America
  The Ecology of North America is a foundational ecological monograph that systematically surveys and analyzes the major plant and animal communities across the North American continent.
• 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. 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.
• D. North American terrestrial ecosystems chosen
  North American terrestrial ecosystems encompass the continent’s diverse land-based habitats—from tundra and boreal forests to grasslands and deserts—supporting a wide range of plant and animal communities shaped by varied climates and geologic histories.
• E. Prairie ecozone
  The Prairie ecozone is a vast Canadian ecological region characterized by flat to gently rolling grasslands, fertile soils, and a continental climate that supports extensive agriculture and native prairie ecosystems.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.