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: Chagatai Khanate | Statement: [Mongols, successorStates, Chagatai Khanate]

Target entity: Chagatai Khanate
Context triple: [Mongols, successorStates, Chagatai Khanate]

• A. Chagatai Khanate chosen
  The Chagatai Khanate was a Mongol and later Turkic-ruled khanate in Central Asia, formed from the lands of Genghis Khan’s son Chagatai and serving as a key successor state of the Mongol Empire.
• B. Kokand Khanate
  The Kokand Khanate was an 18th–19th century Uzbek-ruled state in the Fergana Valley that became a major political and commercial center in Central Asia before its conquest by the Russian Empire.
• C. Khanate of Bukhara
  The Khanate of Bukhara was a Central Asian Muslim state centered on the historic city of Bukhara, known for its role as a major political, cultural, and commercial hub along the Silk Road from the 16th to the 19th centuries.
• D. Khanate of Khiva
  The Khanate of Khiva was a Central Asian Turkic khanate centered around the oasis city of Khiva, which existed from the early 16th century until its incorporation into the Russian Empire in the late 19th century.
• E. Mongol Ilkhanate
  The Mongol Ilkhanate was a major Mongol-ruled khanate that controlled much of Iran, Iraq, and surrounding regions in the 13th–14th centuries, playing a key role in the political and cultural transformation of the Middle East.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.