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: Madagascar Ridge | Statement: [Madagascar Plateau, boundedBy, Madagascar Ridge]

Target entity: Madagascar Ridge
Context triple: [Madagascar Plateau, boundedBy, Madagascar Ridge]

• A. East Scotia Ridge
  The East Scotia Ridge is a back-arc spreading center and tectonic plate boundary in the South Atlantic, associated with seafloor spreading and volcanic activity between the Scotia Plate and surrounding plates.
• B. Nansen-Gakkel Ridge
  Nansen-Gakkel Ridge is a slow-spreading mid-ocean ridge located beneath the Arctic Ocean, forming part of the seafloor spreading system between the Eurasian and North American tectonic plates.
• C. Walvis Ridge
  Walvis Ridge is a major submarine volcanic mountain chain in the South Atlantic Ocean that extends from the African continental margin toward the Mid-Atlantic Ridge.
• D. South Scotia Ridge
  The South Scotia Ridge is a major submarine mountain chain in the Southern Ocean forming part of the tectonic boundary between the Scotia Plate and the Antarctic Plate.
• E. New Caledonia Ridge
  New Caledonia Ridge is a major submarine geological feature in the southwest Pacific Ocean, forming an elongated plateau that includes the islands of New Caledonia and nearby seamounts.
• 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: Madagascar Ridge
Triple: [Madagascar Plateau, boundedBy, Madagascar Ridge]

Madagascar Ridge is a major submarine volcanic ridge in the Indian Ocean that extends southward from the vicinity of Madagascar and forms a prominent feature of the region’s seafloor topography.

Target entity: Madagascar Ridge
Target entity description: Madagascar Ridge is a major submarine volcanic ridge in the Indian Ocean that extends southward from the vicinity of Madagascar and forms a prominent feature of the region’s seafloor topography.

• A. East Scotia Ridge
  The East Scotia Ridge is a back-arc spreading center and tectonic plate boundary in the South Atlantic, associated with seafloor spreading and volcanic activity between the Scotia Plate and surrounding plates.
• B. Nansen-Gakkel Ridge
  Nansen-Gakkel Ridge is a slow-spreading mid-ocean ridge located beneath the Arctic Ocean, forming part of the seafloor spreading system between the Eurasian and North American tectonic plates.
• C. Walvis Ridge
  Walvis Ridge is a major submarine volcanic mountain chain in the South Atlantic Ocean that extends from the African continental margin toward the Mid-Atlantic Ridge.
• D. South Scotia Ridge
  The South Scotia Ridge is a major submarine mountain chain in the Southern Ocean forming part of the tectonic boundary between the Scotia Plate and the Antarctic Plate.
• E. New Caledonia Ridge
  New Caledonia Ridge is a major submarine geological feature in the southwest Pacific Ocean, forming an elongated plateau that includes the islands of New Caledonia and nearby seamounts.
• F. None of above. chosen