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: Colorado Plateau sandstone | Statement: [Colorado National Monument, geology, Colorado Plateau sandstone]

Target entity: Colorado Plateau sandstone
Context triple: [Colorado National Monument, geology, Colorado Plateau sandstone]

• A. Navajo Sandstone
  Navajo Sandstone is a massive, pale to reddish Jurassic-age sandstone formation on the Colorado Plateau, renowned for its sweeping cross-bedded cliffs and iconic desert landscapes.
• B. Kaibab Limestone
  Kaibab Limestone is a prominent Permian-age sedimentary rock layer that forms the resistant caprock of the Grand Canyon and many other cliffs and plateaus across the Colorado Plateau.
• C. Permian Garber Sandstone
  Permian Garber Sandstone is a geologic formation from the Permian period in Oklahoma, notable as the primary host rock for the distinctive barite "rose rock" concretions.
• D. Entrada Sandstone
  Entrada Sandstone is a Jurassic-age sedimentary rock formation in the U.S. Southwest, renowned for forming the dramatic natural arches and other erosional landforms seen in places like Arches National Park.
• E. Lookout Sandstone
  Lookout Sandstone is a prominent sedimentary rock formation of the southern Appalachian region, notable for shaping the dramatic cliffs and canyon walls of areas like Little River Canyon.
• 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: Colorado Plateau sandstone
Triple: [Colorado National Monument, geology, Colorado Plateau sandstone]

Colorado Plateau sandstone is a widespread, erosion-resistant sedimentary rock formation characteristic of the Colorado Plateau region, known for creating dramatic cliffs, canyons, and monoliths in the American Southwest.

Target entity: Colorado Plateau sandstone
Target entity description: Colorado Plateau sandstone is a widespread, erosion-resistant sedimentary rock formation characteristic of the Colorado Plateau region, known for creating dramatic cliffs, canyons, and monoliths in the American Southwest.

• A. Navajo Sandstone chosen
  Navajo Sandstone is a massive, pale to reddish Jurassic-age sandstone formation on the Colorado Plateau, renowned for its sweeping cross-bedded cliffs and iconic desert landscapes.
• B. Kaibab Limestone
  Kaibab Limestone is a prominent Permian-age sedimentary rock layer that forms the resistant caprock of the Grand Canyon and many other cliffs and plateaus across the Colorado Plateau.
• C. Permian Garber Sandstone
  Permian Garber Sandstone is a geologic formation from the Permian period in Oklahoma, notable as the primary host rock for the distinctive barite "rose rock" concretions.
• D. Entrada Sandstone
  Entrada Sandstone is a Jurassic-age sedimentary rock formation in the U.S. Southwest, renowned for forming the dramatic natural arches and other erosional landforms seen in places like Arches National Park.
• E. Lookout Sandstone
  Lookout Sandstone is a prominent sedimentary rock formation of the southern Appalachian region, notable for shaping the dramatic cliffs and canyon walls of areas like Little River Canyon.
• F. None of above.