Complex sentence: Jelena Tomašević (Serbian: Јелена Томашевић) was born in Kragujevac, Yugoslavia (now Serbia), and is a famous Serbian pop singer.She ended in the first place on the Serbian pop song contest, Beovizija, in 2005.
Split into simpler sentences: Jelena Tomašević (Serbian: Јелена Томашевић) was born in Kragujevac, Yugoslavia (now Serbia), and is a famous Serbian pop singer. She reached the first place of the Serbian pop song contest, Beovizija, in 2005.