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: Martin Van Buren | Statement: [William Henry Harrison, positionPrecededBy, Martin Van Buren]

Target entity: Martin Van Buren
Context triple: [William Henry Harrison, positionPrecededBy, Martin Van Buren]

• A. Martin Van Buren chosen
  Martin Van Buren was the eighth president of the United States, a key architect of the Democratic Party and close ally of Andrew Jackson, whose presidency was marked by the Panic of 1837 and the continuation of Jacksonian policies.
• B. Jim Polk
  Jim Polk is an American writer and former spouse of acclaimed Canadian author Margaret Atwood.
• C. DeWitt Clinton
  DeWitt Clinton was an influential early 19th-century American politician and governor of New York who championed major infrastructure projects and helped spur the state's economic growth.
• D. Andrew Jackson
  Andrew Jackson was the seventh president of the United States, known for his populist appeal, forceful leadership style, and controversial policies including the Indian Removal Act and opposition to the national bank.
• E. John Tyler
  John Tyler was the 10th president of the United States, known for succeeding William Henry Harrison after his death and for his firm stance on states’ rights.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: positionPrecededBy
Context triple: [William Henry Harrison, positionPrecededBy, Martin Van Buren]

• A. precedesLetter
  Indicates that one letter comes immediately before another letter in a specified ordering, such as the alphabet or a given sequence.
• B. appearsBefore
  Indicates that one entity occurs, is positioned, or is presented earlier in an ordered sequence than another entity.
• C. wasPrecededBy chosen
  Indicates that one event, state, or entity occurred or existed earlier in time than another.
• D. heldBefore
  Indicates that one entity possessed or maintained control of something at an earlier time than another entity or event.
• E. oftenPrecededBy
  Indicates that one event, state, or item commonly occurs or appears before another in time or sequence.
• F. None of above.