which silver medalist of the athletics at the 2008 summer olympics – men's 100 metres was also the flagbearer of the trinidad and tobago at the 2008 summer olympics
SELECT DISTINCT var_uri where brack_open dbr_Athletics_at_the_2008_Summer_Olympics_–_Men's_100_metres dbo_silverMedalist var_uri sep_dot dbr_Trinidad_and_Tobago_at_the_2008_Summer_Olympics dbp_flagbearer var_uri brack_close