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: Spencer Perceval | Statement: [Harrow School, hasAlumni, Spencer Perceval]

Target entity: Spencer Perceval
Context triple: [Harrow School, hasAlumni, Spencer Perceval]

• A. John Russell, 1st Earl Russell
  John Russell, 1st Earl Russell was a prominent 19th-century British Whig statesman who served twice as Prime Minister of the United Kingdom and played a key role in advancing parliamentary reform.
• B. Benjamin Disraeli
  Benjamin Disraeli was a 19th-century British statesman and novelist who twice served as Prime Minister and played a key role in shaping modern conservatism and the British Empire.
• C. William Pitt the Younger
  William Pitt the Younger was a prominent late-18th- and early-19th-century British statesman who became the youngest ever Prime Minister and led Britain through the French Revolutionary and Napoleonic Wars.
• D. William Pitt the Elder
  William Pitt the Elder was an 18th-century British statesman and orator who led Britain to major victories in the Seven Years' War and became one of the most influential political figures of his era.
• E. 3rd Earl Russell
  3rd Earl Russell is the British hereditary peerage title held by the philosopher, logician, and Nobel laureate Bertrand Russell.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Spencer Perceval
Triple: [Harrow School, hasAlumni, Spencer Perceval]

Spencer Perceval was a British statesman who served as Prime Minister of the United Kingdom from 1809 until his assassination in 1812, the only British prime minister ever to be assassinated.

Target entity: Spencer Perceval
Target entity description: Spencer Perceval was a British statesman who served as Prime Minister of the United Kingdom from 1809 until his assassination in 1812, the only British prime minister ever to be assassinated.

• A. John Russell, 1st Earl Russell
  John Russell, 1st Earl Russell was a prominent 19th-century British Whig statesman who served twice as Prime Minister of the United Kingdom and played a key role in advancing parliamentary reform.
• B. Benjamin Disraeli
  Benjamin Disraeli was a 19th-century British statesman and novelist who twice served as Prime Minister and played a key role in shaping modern conservatism and the British Empire.
• C. William Pitt the Younger
  William Pitt the Younger was a prominent late-18th- and early-19th-century British statesman who became the youngest ever Prime Minister and led Britain through the French Revolutionary and Napoleonic Wars.
• D. William Pitt the Elder
  William Pitt the Elder was an 18th-century British statesman and orator who led Britain to major victories in the Seven Years' War and became one of the most influential political figures of his era.
• E. 3rd Earl Russell
  3rd Earl Russell is the British hereditary peerage title held by the philosopher, logician, and Nobel laureate Bertrand Russell.
• F. None of above. chosen