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: Southwestern Front | Statement: [Operation Uranus, frontInvolved, Southwestern Front]

Target entity: Southwestern Front
Context triple: [Operation Uranus, frontInvolved, Southwestern Front]

• A. Southwestern Front chosen
  The Southwestern Front was a major Soviet Red Army formation that conducted key operations on the Eastern Front during World War II, particularly in Ukraine and the southern sector against Nazi Germany.
• B. Southern Front
  The Southern Front was a major Soviet Red Army formation on the Eastern Front during World War II, responsible for large-scale operations in the southern sectors against Nazi Germany and its allies.
• C. Mediterranean Theater of Operations
  The Mediterranean Theater of Operations was a major World War II combat zone encompassing Allied and Axis military campaigns across North Africa, Southern Europe, and surrounding seas.
• D. Soviet Steppe Front
  The Soviet Steppe Front was a major Red Army operational formation in World War II that played a crucial role in the defensive and counteroffensive operations on the Eastern Front, particularly during and after the Battle of Kursk.
• E. East Front
  East Front is the prominent eastern façade and plaza of the United States Capitol, serving as a historic ceremonial entrance and architectural focal point in Washington, D.C.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: frontInvolved
Context triple: [Operation Uranus, frontInvolved, Southwestern Front]

• A. formerlyInvolved
  Indicates that an entity previously participated in or was associated with another entity or activity, but is no longer involved.
• B. involves
  Indicates that an entity participates in, is a part of, or is implicated within a particular event, process, or relationship.
• C. officeInvolved
  Indicates that a particular office or organizational unit is involved or participates in a specified event, action, or relationship.
• D. front
  Indicates that one entity is located directly before or facing another entity along a primary viewing or movement direction.
• E. frontLine
  Indicates that an entity is positioned at or associated with the foremost or primary line of engagement, activity, or defense relative to others.
• F. None of above. chosen