which silver medalist of the swimming at the 2004 summer olympics – women's 100 metre backstroke was also the flagbearer of the zimbabwe at the 2008 summer olympics
SELECT DISTINCT var_uri where brack_open dbr_Swimming_at_the_2004_Summer_Olympics_–_Women's_100_metre_backstroke dbo_silverMedalist var_uri sep_dot dbr_Zimbabwe_at_the_2008_Summer_Olympics dbp_flagbearer var_uri brack_close