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: Queen Elizabeth II Challenge Cup Stakes | Statement: [Keeneland Race Course, hasRace, Queen Elizabeth II Challenge Cup Stakes]

Target entity: Queen Elizabeth II Challenge Cup Stakes
Context triple: [Keeneland Race Course, hasRace, Queen Elizabeth II Challenge Cup Stakes]

• A. Queen Elizabeth II Stakes
  The Queen Elizabeth II Stakes is a prestigious Group 1 flat horse race in Great Britain, run over a mile at Ascot and regarded as one of Europe’s leading mile races.
• B. King George VI and Queen Elizabeth Stakes
  The King George VI and Queen Elizabeth Stakes is one of Britain’s most prestigious mid-summer flat horse races, run over 1½ miles at Ascot and often regarded as Europe’s premier all-aged middle-distance contest.
• C. Royal Windsor Stakes
  The Royal Windsor Stakes is a Listed flat horse race in Great Britain, run annually at Windsor Racecourse over a middle distance and typically attracting high-quality thoroughbreds.
• D. Diamond Jubilee Stakes
  The Diamond Jubilee Stakes is a prestigious Group 1 flat horse race in Great Britain, run at Ascot over six furlongs and renowned as one of the season’s top sprint contests.
• E. King George VI Chase
  The King George VI Chase is one of Britain’s most prestigious Grade 1 National Hunt steeplechases, run annually at Kempton Park on Boxing Day.
• 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: Queen Elizabeth II Challenge Cup Stakes
Triple: [Keeneland Race Course, hasRace, Queen Elizabeth II Challenge Cup Stakes]

The Queen Elizabeth II Challenge Cup Stakes is a prestigious Grade 1 turf race for three-year-old fillies held annually at Keeneland Race Course in Lexington, Kentucky.

Target entity: Queen Elizabeth II Challenge Cup Stakes
Target entity description: The Queen Elizabeth II Challenge Cup Stakes is a prestigious Grade 1 turf race for three-year-old fillies held annually at Keeneland Race Course in Lexington, Kentucky.

• A. Queen Elizabeth II Stakes
  The Queen Elizabeth II Stakes is a prestigious Group 1 flat horse race in Great Britain, run over a mile at Ascot and regarded as one of Europe’s leading mile races.
• B. King George VI and Queen Elizabeth Stakes
  The King George VI and Queen Elizabeth Stakes is one of Britain’s most prestigious mid-summer flat horse races, run over 1½ miles at Ascot and often regarded as Europe’s premier all-aged middle-distance contest.
• C. Royal Windsor Stakes
  The Royal Windsor Stakes is a Listed flat horse race in Great Britain, run annually at Windsor Racecourse over a middle distance and typically attracting high-quality thoroughbreds.
• D. Diamond Jubilee Stakes
  The Diamond Jubilee Stakes is a prestigious Group 1 flat horse race in Great Britain, run at Ascot over six furlongs and renowned as one of the season’s top sprint contests.
• E. King George VI Chase
  The King George VI Chase is one of Britain’s most prestigious Grade 1 National Hunt steeplechases, run annually at Kempton Park on Boxing Day.
• F. None of above. chosen