Complete the text with the words below.

According to Greek legend, the Olympic Games were ... by Hercules, son of Zeus, in honour of his father. The first Olympic Games about which we have information were ... in 776 BC on the plain of Olympia. Games had ... place before this date but had ... mainly of chariot races. The ancient Greeks thought the Games were so important that they ... time by the interval between them. A period of four years was ... to as an Olympiad. The Games also ... the Greek ideal of physical fitness and beauty, which they ... as important as the development of the mind. Nothing, not even war, was ... to interfere with the Games. They were held continuously every four years for more than 1000 years until the Romans ... them to an end in AD 394.