Complex sentence: Kianoush Rostami (born 23 July 1991) is an Iranian weightlifter who won the gold medal in the Men's 85 kg weight class at the 2011 World Weightlifting Championships.
Split into simpler sentences: Kianoush Rostami (born 23 July 1991) is an Iranian weightlifter. He won the gold medal in the Men's 85 kg weight class at the 2011 World Weightlifting Championships.