Women's Chess Olympiad Women's Chess Olympiad The Women's Chess Olympiad is an event held by FIDE (the International Chess Federation) since 1957 (every two years since 1972), where national women's teams compete at chess for gold, silver and bronze medals. Since 1976 the Women's Chess Olympiad has been incorporated within Chess Olympiad events, with simultaneous women's and open tournaments. The Soviet Union has won it the most often: 11 times. Since the break-up of the Soviet Union, China and Georgia have won the event four times each. It has also been won by Hungary, Ukraine and Israel (one year when it was boycotted
Chinese Chemistry Olympiad Chinese Chemistry Olympiad Chinese Chemistry Olympiad () is an annual academic competition held by Chinese Chemical Society. CAS changed its official Chinese name in February 2014, though its English translation remains the same. The first CChO was held in 1984, 16 years after IChO. The event has been held every year since then. China has selected excellent high school students to take part in IChO through the competition since 1987. It is considered to be the most difficult Chemistry exam throughout the world, the difficulty of Final round is much harder than IChO. The difficulty of the preliminary round is