which silver medalist of the shooting at the 1920 summer olympics – men's 50 metre free pistol was also the flagbearer of the brazil at the 1920 summer olympics
SELECT DISTINCT var_uri where brack_open dbr_Shooting_at_the_1920_Summer_Olympics_–_Men's_50_metre_free_pistol dbo_silverMedalist var_uri sep_dot dbr_Brazil_at_the_1920_Summer_Olympics dbp_flagbearer var_uri brack_close