Complex sentence: François "Frans" De Haes (24 September 1895--4 November 1923) was a Belgian weightlifter who won a gold medal at the 1920 Summer Olympics in Antwerp.
Split into simpler sentences: François "Frans" De Haes (24 September 1895-4 November 1923) was a Belgian weightlifter and Olympic champion. He won a gold medal at the 1920 Summer Olympics in Antwerp.