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: National Route (South Korea) | Statement: [National Route 17, highwaySystem, National Route (South Korea)]

Target entity: National Route (South Korea)
Context triple: [National Route 17, highwaySystem, National Route (South Korea)]

• A. National Route 1 (South Korea)
  National Route 1 (South Korea) is a major arterial highway that runs north–south across the Korean Peninsula, historically linking Seoul with key cities and extending toward the border with North Korea.
• B. National Route 7 (South Korea)
  National Route 7 (South Korea) is a major national highway running along the country’s east coast, connecting Busan in the south to Goseong near the North Korean border and serving key coastal cities and districts such as Yeonje.
• C. National Route 21 (South Korea)
  National Route 21 (South Korea) is a major national highway that runs north–south through western South Korea, connecting cities such as Cheonan with other key regional centers.
• D. South Korean national highway network chosen
  The South Korean national highway network is a nationwide system of major roads that connects cities and regions across South Korea, supporting long-distance travel, commerce, and regional development.
• E. Cheonan–Nonsan Expressway
  The Cheonan–Nonsan Expressway is a major South Korean highway that links the city of Cheonan with Nonsan, facilitating regional transportation and connectivity in the Chungcheong area.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.