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: Treaty of Maastricht | Statement: [Article 1 TEU, cameIntoForceWith, Treaty of Maastricht]

Target entity: Treaty of Maastricht
Context triple: [Article 1 TEU, cameIntoForceWith, Treaty of Maastricht]

• A. Treaty of Rome
  The Treaty of Rome is a 1957 international agreement that established the European Economic Community, laying a foundational step toward today’s European Union and its single market.
• B. Treaty of Amsterdam
  The Treaty of Amsterdam is a 1997 agreement that amended the founding treaties of the European Union, enhancing the powers of EU institutions, expanding cooperation in justice and home affairs, and preparing the Union for future enlargement.
• C. Maastricht Treaty 1992 chosen
  The Maastricht Treaty of 1992 is the landmark agreement that formally created the European Union, introduced the euro, and deepened political and economic integration among its member states.
• D. Treaty of Nice
  The Treaty of Nice is a 2001 agreement that reformed the institutional structure of the European Union to prepare for its eastward enlargement.
• E. Treaty on European Union
  The Treaty on European Union, commonly known as the Maastricht Treaty, is the foundational agreement that created the modern European Union and introduced the framework for a single currency, common foreign and security policy, and closer political integration among its member states.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.