 Complete the following phrase:  Inga Kristina Gentzel later Dahlgren, 24 April 1908  1 January 1991 was a Swedish runner, who won a bronze medal in the 800 m at the 1928 Summer Olympics. Shortly before the Olympics she set a new world record in this event, which was broken two weeks later, but remained a national record until 1943. Gentzel won the silver medal in the 1000 m at the 