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: Norman invasion of the Balkans (1185) | Statement: [Sack of Thessalonica (1185), hasCause, Norman invasion of the Balkans (1185)]

Target entity: Norman invasion of the Balkans (1185)
Context triple: [Sack of Thessalonica (1185), hasCause, Norman invasion of the Balkans (1185)]

• A. Norman invasion of 1185–1186 chosen
  The Norman invasion of 1185–1186 was a late 12th-century military campaign in which Norman forces attacked Byzantine territories in the Balkans, contributing to the weakening and political turmoil of the Byzantine Empire.
• B. Second Norman invasion of the Balkans
  The Second Norman invasion of the Balkans was a late 11th-century military campaign in which Norman forces from southern Italy attacked and temporarily captured key Byzantine territories in the western Balkans.
• C. Norman invasion of 1107–1108
  The Norman invasion of 1107–1108 was a failed campaign by Western European Norman forces against the Byzantine Empire, reflecting ongoing power struggles in the eastern Mediterranean during the early 12th century.
• D. Kievan Rus' invasion of Bulgaria
  The Kievan Rus' invasion of Bulgaria was a 10th-century military campaign in which Prince Sviatoslav I of Kiev overran much of the First Bulgarian Empire, reshaping the balance of power in Eastern Europe and prompting Byzantine intervention.
• E. Norman–Byzantine conflicts
  The Norman–Byzantine conflicts were a series of 11th–12th century military confrontations in which Norman adventurers and rulers, particularly from southern Italy, challenged and encroached upon the territories and authority of the Byzantine Empire.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.