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: Union of Lublin | Statement: [Treaty of Kėdainiai, relatedEvent, Union of Lublin]

Target entity: Union of Lublin
Context triple: [Treaty of Kėdainiai, relatedEvent, Union of Lublin]

• A. Union of Lublin chosen
  The Union of Lublin was a 1569 political agreement that created the Polish–Lithuanian Commonwealth by uniting the Kingdom of Poland and the Grand Duchy of Lithuania into a single federative state.
• B. Polish–Lithuanian union
  The Polish–Lithuanian union was a long-lasting political alliance between the Kingdom of Poland and the Grand Duchy of Lithuania that evolved into a powerful dual state dominating much of Central and Eastern Europe in the late Middle Ages and early modern period.
• C. Union of Vilnius and Radom
  The Union of Vilnius and Radom was a 1401 political agreement that redefined the relationship between the Kingdom of Poland and the Grand Duchy of Lithuania, confirming their alliance while preserving Lithuania’s autonomy under Vytautas the Great.
• D. Union of Horodło
  The Union of Horodło was a 1413 political agreement that strengthened the Polish–Lithuanian union by more closely integrating the Grand Duchy of Lithuania with the Kingdom of Poland under Jagiellonian leadership.
• E. Targowica Confederation
  The Targowica Confederation was a coalition of conservative Polish–Lithuanian nobles who, with Russian support, sought to overturn progressive reforms and helped trigger the Second Partition of Poland.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.