 Complete the following phrase:  Marina Kielmann born 31 January 1968 is a German former competitive figure skater. She is a four-time European Championship medallist silver in 1992, bronze in 1990, 1991, and 1993, the 1994 Nations Cup champion and a three-time German national champion 199193. She competed at two Winter Olympics 1988, 1992 and finished fourth at the 