Arthur Ashe was an American professional tennis player who won three Grand Slam titles and was the first African-American man to win a Grand Slam singles title. He was also a social justice activist and a humanitarian. STADIA is a six-letter word meaning a large stadium or arena, often used for sports events. LET is a three-letter word meaning to allow or permit. Ilie Nastase was a Romanian professional tennis player who won two Grand Slam singles titles and was ranked world No. 1 in 1973. He was known for his on-court antics and volatile behavior.