Task: Explanation
Input (English): Charles M. Van Artsdalen (January 31, 1941 – July 18, 1979) was a legendary surfer. He moved to La Jolla, California, from his birthplace of Norfolk, Virginia, at age 14. Van Artsdalen is best known as a pioneer of surfing 25-foot waves at such North Shore locations as Waimea Bay and Sunset Beach; and tube riding in Hawaii during the early 1960-1970s. A member of the Duke Kahanamoku Surf Team, he appeared in several surf movies and remained a fixture of the international surfing community until his death from alcohol-related illness in 1979. Question: Which place where Charles M. Van Artsdalen surfed 25-foot waves has name which means "reddish water" in Hawaiian? Answer: Waimea Bay
Output (English):  Van Artsdalen is best known as a pioneer of surfing 25foot waves at such North Shore locations as Waimea Bay and Sunset Beach; and tube riding in Hawaii during the early 19601970s.