Completed the following sentence: Two Austrian drivers won the World Drivers' Championship. Niki Lauda won for Ferrari in 1975 and 1977, coming second in the season in between.<unk> Niki Lauda won for Ferrari in 1975 and 1977, coming second in the season in between. ️<unk>️<unk>️<unk>️<unk>️<unk>️ Jochen Rindt, won the title in 1970, and is the only posthumous championship winner having died in a crash during a practice session for the
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