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: Redwall Limestone | Statement: [Supai Group, overlies, Redwall Limestone]

Target entity: Redwall Limestone
Context triple: [Supai Group, overlies, Redwall Limestone]

• A. Tura limestone
  Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
• B. Mitchell Limestone
  Mitchell Limestone is a geologic limestone formation known from the Midwestern United States, recognized for its stratigraphic position and fossil-bearing carbonate rocks.
• C. Euville limestone
  Euville limestone is a fine-grained, light-colored French building stone historically prized for monumental and architectural works.
• D. Carboniferous Limestone
  Carboniferous Limestone is a thick sequence of fossil-rich sedimentary rocks formed in warm, shallow tropical seas during the Carboniferous period, widely exposed in regions such as the White Peak of the Peak District.
• E. Harrodsburg Limestone
  Harrodsburg Limestone is a Mississippian-age carbonate rock formation in the central United States, notable for its fossil-rich marine deposits and use as a building stone.
• 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: Redwall Limestone
Triple: [Supai Group, overlies, Redwall Limestone]

Redwall Limestone is a prominent Mississippian-age marine limestone formation best known for forming massive, sheer cliffs in the Grand Canyon region of the southwestern United States.

Target entity: Redwall Limestone
Target entity description: Redwall Limestone is a prominent Mississippian-age marine limestone formation best known for forming massive, sheer cliffs in the Grand Canyon region of the southwestern United States.

• A. Tura limestone
  Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
• B. Mitchell Limestone
  Mitchell Limestone is a geologic limestone formation known from the Midwestern United States, recognized for its stratigraphic position and fossil-bearing carbonate rocks.
• C. Euville limestone
  Euville limestone is a fine-grained, light-colored French building stone historically prized for monumental and architectural works.
• D. Carboniferous Limestone
  Carboniferous Limestone is a thick sequence of fossil-rich sedimentary rocks formed in warm, shallow tropical seas during the Carboniferous period, widely exposed in regions such as the White Peak of the Peak District.
• E. Harrodsburg Limestone
  Harrodsburg Limestone is a Mississippian-age carbonate rock formation in the central United States, notable for its fossil-rich marine deposits and use as a building stone.
• F. None of above. chosen