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: Delta Scuti class of short-period pulsating stars | Statement: [Delta Scuti, prototypeOf, Delta Scuti class of short-period pulsating stars]

Target entity: Delta Scuti class of short-period pulsating stars
Context triple: [Delta Scuti, prototypeOf, Delta Scuti class of short-period pulsating stars]

• A. RR Lyrae variable stars
  RR Lyrae variable stars are old, low-mass pulsating stars used as standard candles to measure distances within the Milky Way and nearby galaxies.
• B. Delta Scuti chosen
  Delta Scuti is a variable star in the constellation Scutum, serving as the prototype of the Delta Scuti class of short-period pulsating stars.
• C. Cepheid variables
  Cepheid variables are pulsating stars whose regular brightness variations make them crucial standard candles for measuring cosmic distances and mapping galactic structure.
• D. Harvard spectral classification of stars
  The Harvard spectral classification of stars is an early 20th-century system that categorizes stars by their spectral characteristics and surface temperatures into types O, B, A, F, G, K, and M, forming the basis of modern stellar classification.
• E. Fundamental catalogue of stars
  Fundamental Catalogue of Stars is a major 19th-century astronomical star catalog compiled under the direction of Arthur Auwers, providing highly accurate positions and motions for thousands of stars.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.