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: Battle of Korsun–Cherkassy Pocket | Statement: [XI Army Corps, engagement, Battle of Korsun–Cherkassy Pocket]

Target entity: Battle of Korsun–Cherkassy Pocket
Context triple: [XI Army Corps, engagement, Battle of Korsun–Cherkassy Pocket]

• A. Battle of the Korsun–Cherkassy Pocket chosen
  The Battle of the Korsun–Cherkassy Pocket was a major Eastern Front engagement in early 1944 in which Soviet forces encircled and inflicted heavy losses on German troops in Ukraine, contributing significantly to the Wehrmacht’s retreat from the region.
• B. Battle of Demyansk Pocket
  The Battle of the Demyansk Pocket was a World War II Eastern Front encirclement in early 1942, where German forces were surrounded by the Red Army near Demyansk but managed to hold out for months thanks to one of the first large-scale air supply operations.
• C. Bryansk pocket
  The Bryansk pocket was a major World War II encirclement battle on the Eastern Front in 1941, where German forces trapped and destroyed large Soviet armies near Bryansk during the advance on Moscow.
• D. Debaltseve pocket
  The Debaltseve pocket was a strategically important salient in eastern Ukraine where intense fighting occurred between Ukrainian forces and Russian-backed separatists during the war in Donbas.
• E. Battle of Kharkov
  The Battle of Kharkov refers to a series of major World War II clashes between German and Soviet forces for control of the strategic Ukrainian city of Kharkiv, marked by heavy casualties and repeated changes of possession.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.