"4"^^ . . "Joseph Siffert (7 July 1936 \u2013 24 October 1971) was a Swiss racing driver.Affectionately known as \"Seppi\" to his family and friends, Siffert was born in Fribourg, Switzerland, the son of a dairy owner. He initially made his name in racing on two wheels, winning the Swiss 350 cc motorcycle championship in 1959, before switching to four wheels with a Formula Junior Stanguellini. Siffert graduated to Formula One as a privateer in 1962, with a four-cylinder Lotus-Climax."@en . . . "Jo Siffert"@en . "2"^^ . "1936Z"^^ . "1936-07-07Z"^^ . "100"^^ . "Swiss racing driver and motorcycle racer" . . "0"^^ . . "6"^^ . "Siffert, Jo"@en . . "1971-10-24Z"^^ . "1971Z"^^ . "2"^^ .