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: STF 550 A | Statement: [87 Tauri, discovererDesignation, STF 550 A]

Target entity: STF 550 A
Context triple: [87 Tauri, discovererDesignation, STF 550 A]

• A. S550
  S550 is Ford’s internal platform designation for the sixth-generation Mustang, introduced for the 2015 model year with a modernized chassis and global market focus.
• B. GT500
  GT500 is the top-tier, higher-performance class in Japan’s Super GT touring car championship, featuring heavily modified race cars from major manufacturers.
• C. F50
  F50 is the ICAO type designator for the Fokker 50, a twin-turboprop regional airliner developed by the Dutch manufacturer Fokker.
• D. S50
  S50 is a commuter rail line of the Vienna S-Bahn network serving suburban routes in and around Vienna, Austria.
• E. SH-5
  SH-5 is a 64-bit member of the SuperH family of RISC microprocessor cores designed for embedded and high-performance applications.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: STF 550 A
Target entity description: STF 550 A is a stellar component of the multiple star system 87 Tauri in the constellation Taurus.

• A. S550
  S550 is Ford’s internal platform designation for the sixth-generation Mustang, introduced for the 2015 model year with a modernized chassis and global market focus.
• B. GT500
  GT500 is the top-tier, higher-performance class in Japan’s Super GT touring car championship, featuring heavily modified race cars from major manufacturers.
• C. F50
  F50 is the ICAO type designator for the Fokker 50, a twin-turboprop regional airliner developed by the Dutch manufacturer Fokker.
• D. S50
  S50 is a commuter rail line of the Vienna S-Bahn network serving suburban routes in and around Vienna, Austria.
• E. SH-5
  SH-5 is a 64-bit member of the SuperH family of RISC microprocessor cores designed for embedded and high-performance applications.
• F. None of above. chosen

Target predicate: discovererDesignation
Context triple: [87 Tauri, discovererDesignation, STF 550 A]

• A. subjectOfDiscovery
  Indicates that an entity is the topic, object, or focus that has been discovered in a discovery event or process.
• B. discoveredBy
  Indicates that something was found, identified, or brought to light through the efforts or actions of a particular agent.
• C. discovererRole
  Indicates the role or capacity in which an entity participates as the discoverer of something.
• D. discovererLocation
  Indicates the place where the person or entity that discovered something was located at the time of the discovery.
• E. eponymOfDiscovererOf
  Indicates that one entity gives its name to the person who discovered another entity.
• F. None of above. chosen