Complex sentence: Selcuk Aydin (Turkish: Selçuk Aydın) (born September 4,1983) is a Turkish boxer in the lightweight (60 kg) discipline, who won the silver medal at the 2004 European Amateur Boxing Championships in Pula, Croatia.
Split into simpler sentences: Selcuk Aydin (Turkish: Selçuk Aydın) (born September 4,1983) is a Turkish boxer. As an amateur he fought in the lightweight (60 kg) discipline, who won the silver medal at the 2004 European Amateur Boxing Championships in Pula, Croatia.