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: Long March | Statement: [Nanjing decade, significantEvent, Long March]

Target entity: Long March
Context triple: [Nanjing decade, significantEvent, Long March]

• A. Long March chosen
  The Long March was the epic 1934–1935 strategic retreat of the Chinese Red Army that cemented Mao Zedong’s rise and became a founding myth of the Chinese Communist revolution.
• B. Great Northern Expedition
  The Great Northern Expedition was a massive 18th-century Russian exploration program, led in part by Vitus Bering, that charted much of the Arctic and North Pacific coasts and confirmed the separation of Asia and North America.
• C. retreat of the Ten Thousand
  The retreat of the Ten Thousand was the famous march of a large Greek mercenary force through hostile Persian territory back to Greece after the death of their employer Cyrus the Younger in 401 BCE, later chronicled by Xenophon in his Anabasis.
• D. Pioneer Column expedition
  The Pioneer Column expedition was an 1890 British colonial venture that led a force of settlers and police north from South Africa to occupy and establish white rule over what became Southern Rhodesia (now Zimbabwe).
• E. Crossing of the Yangtze River Campaign
  The Crossing of the Yangtze River Campaign was a decisive 1949 military offensive by Chinese Communist forces that broke Nationalist defenses along the Yangtze and paved the way for the capture of Nanjing and the establishment of the People’s Republic of China.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.