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 Cession (1867) | Statement: [Russian America, saleTreaty, Treaty of Cession (1867)]

Target entity: Treaty of Cession (1867)
Context triple: [Russian America, saleTreaty, Treaty of Cession (1867)]

• A. Treaty of 1873
  The Treaty of 1873 was an agreement in which the Pawnee Nation ceded most of its remaining lands in Nebraska to the United States and relocated to Indian Territory (present-day Oklahoma).
• B. Treaty of 1865 with the United States
  The Treaty of 1865 with the United States was an agreement in which the Omaha tribe ceded additional lands and accepted new federal terms that further constrained their sovereignty and reshaped their reservation in Nebraska.
• C. Treaty of 1837 with the United States
  The Treaty of 1837 with the United States was an agreement in which the Ho-Chunk (Winnebago) Nation ceded large portions of their ancestral lands in the Upper Midwest to the U.S. government, contributing to their forced removal and displacement.
• D. Treaty of 1863
  The Treaty of 1863 was a controversial agreement that drastically reduced the Nez Perce homeland in the Pacific Northwest, paving the way for increased U.S. settlement and later conflict.
• E. Alaska Purchase chosen
  The Alaska Purchase was the 1867 transaction in which the United States bought the Alaska territory from the Russian Empire, significantly expanding U.S. land holdings in North America.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: saleTreaty
Context triple: [Russian America, saleTreaty, Treaty of Cession (1867)]

• A. saleType
  Indicates the specific category or method by which a sale is conducted or classified (e.g., retail, wholesale, auction).
• B. treaty chosen
  Indicates a formal, negotiated agreement or pact established between entities, typically states or organizations, that defines mutual obligations, rights, or terms of cooperation.
• C. saleTo
  Indicates a transaction in which one party sells goods, services, or assets to another party.
• D. treatyConcluded
  Indicates that a formal agreement or treaty has been officially finalized and brought into force between the involved parties.
• E. tradeAgreementSigned
  Indicates that a formal trade agreement has been officially concluded and signed between the involved parties.
• F. None of above.