Simplify the following text for a Grade 5 native English-speaking person.
Original: Born as Liese Sykora in Vienna , she competed for Austria in the 1968 Summer Olympics held in Mexico City , Mexico in the Pentathlon where she won the silver medal . In 1965 she married her former coach , Gunnar Prokop .
Simplified: Before being married to Gunnar Prokop , her name was Liese Sykora .