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: Leadville Limestone | Statement: [Leadville mining district, geologicalSetting, Leadville Limestone]

Target entity: Leadville Limestone
Context triple: [Leadville mining district, geologicalSetting, Leadville Limestone]

• A. Salem Limestone
  Salem Limestone is a Mississippian-age sedimentary rock formation widely quarried in the U.S. Midwest, especially Indiana, and prized as a high-quality building stone.
• B. Claron Formation limestone
  Claron Formation limestone is a pale, fine-grained sedimentary rock from the Eocene-aged Claron Formation of the Colorado Plateau, widely known for forming the colorful hoodoos of Bryce Canyon and surrounding areas.
• C. 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.
• D. Berea sandstone
  Berea sandstone is a durable, fine-grained sedimentary building stone historically quarried in Ohio and widely used in prominent 19th-century American architecture and monuments.
• E. 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.
• 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: Leadville Limestone
Triple: [Leadville mining district, geologicalSetting, Leadville Limestone]

Leadville Limestone is a Mississippian-age carbonate rock formation in central Colorado that serves as a major host for ore deposits in the Leadville mining district.

Target entity: Leadville Limestone
Target entity description: Leadville Limestone is a Mississippian-age carbonate rock formation in central Colorado that serves as a major host for ore deposits in the Leadville mining district.

• A. Salem Limestone
  Salem Limestone is a Mississippian-age sedimentary rock formation widely quarried in the U.S. Midwest, especially Indiana, and prized as a high-quality building stone.
• B. Claron Formation limestone
  Claron Formation limestone is a pale, fine-grained sedimentary rock from the Eocene-aged Claron Formation of the Colorado Plateau, widely known for forming the colorful hoodoos of Bryce Canyon and surrounding areas.
• C. 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.
• D. Berea sandstone
  Berea sandstone is a durable, fine-grained sedimentary building stone historically quarried in Ohio and widely used in prominent 19th-century American architecture and monuments.
• E. 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.
• F. None of above. chosen