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: Ra expeditions | Statement: [Thor Heyerdahl, notableFor, Ra expeditions]

Target entity: Ra expeditions
Context triple: [Thor Heyerdahl, notableFor, Ra expeditions]

• A. Mir expeditions
  Mir expeditions were long-duration crewed missions to the Soviet and later Russian Mir space station, focused on scientific research, technology testing, and international cooperation in low Earth orbit.
• B. Expedition
  Expedition is a science fiction book by Wayne Barlowe that presents a richly illustrated field guide to the alien ecosystems of a fictional planet.
• C. The Explorers
  "The Explorers" is a poem by Walt Whitman that Ralph Vaughan Williams set in the final movement of his choral-orchestral work *A Sea Symphony*, evoking themes of seafaring, discovery, and the human spirit’s quest for the unknown.
• D. The Explorers
  The Explorers is a science fiction collection by Cyril M. Kornbluth that showcases his sharp, satirical take on future societies and human nature.
• E. Explorers
  Explorers is the nickname for the men's basketball team representing La Salle University in NCAA Division I competition.
• 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: Ra expeditions
Triple: [Thor Heyerdahl, notableFor, Ra expeditions]

The Ra expeditions were experimental transatlantic voyages in the late 1960s and early 1970s in which Thor Heyerdahl sailed papyrus reed boats to test theories about possible ancient contacts between African and American civilizations.

Target entity: Ra expeditions
Target entity description: The Ra expeditions were experimental transatlantic voyages in the late 1960s and early 1970s in which Thor Heyerdahl sailed papyrus reed boats to test theories about possible ancient contacts between African and American civilizations.

• A. Mir expeditions
  Mir expeditions were long-duration crewed missions to the Soviet and later Russian Mir space station, focused on scientific research, technology testing, and international cooperation in low Earth orbit.
• B. Expedition
  Expedition is a science fiction book by Wayne Barlowe that presents a richly illustrated field guide to the alien ecosystems of a fictional planet.
• C. The Explorers
  "The Explorers" is a poem by Walt Whitman that Ralph Vaughan Williams set in the final movement of his choral-orchestral work *A Sea Symphony*, evoking themes of seafaring, discovery, and the human spirit’s quest for the unknown.
• D. The Explorers
  The Explorers is a science fiction collection by Cyril M. Kornbluth that showcases his sharp, satirical take on future societies and human nature.
• E. Explorers
  Explorers is the nickname for the men's basketball team representing La Salle University in NCAA Division I competition.
• F. None of above. chosen