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: Philadelphia Convention of 1787 | Statement: [Gouverneur Morris, participatedIn, Philadelphia Convention of 1787]

Target entity: Philadelphia Convention of 1787
Context triple: [Gouverneur Morris, participatedIn, Philadelphia Convention of 1787]

• A. Philadelphia Convention chosen
  The Philadelphia Convention, held in 1787, was the gathering of delegates that drafted and proposed the United States Constitution, replacing the Articles of Confederation.
• B. Annapolis Convention of 1786
  The Annapolis Convention of 1786 was a meeting of delegates from several U.S. states that convened to address trade and commerce problems under the Articles of Confederation, ultimately leading to the call for the Constitutional Convention in Philadelphia.
• C. Constitutional Convention
  The Constitutional Convention was the 1787 gathering of delegates in Philadelphia that drafted the United States Constitution, establishing the framework of the federal government.
• D. Hillsborough Convention of 1788
  The Hillsborough Convention of 1788 was a gathering of North Carolina delegates who debated but initially refused to ratify the newly drafted U.S. Constitution, reflecting strong Anti-Federalist concerns.
• E. Virginia Convention
  The Virginia Convention was a revolutionary assembly of delegates in the Colony of Virginia that assumed governance from royal authorities and played a key role in leading the colony toward independence from Britain.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.