what was a common first team at the 2008 chevy rock & roll 400 and 2008 checker auto parts 500 one ?
SELECT DISTINCT var_uri where brack_open dbr_2008_Chevy_Rock_&_Roll_400 dbp_firstTeam var_uri sep_dot dbr_2008_Checker_Auto_Parts_500 dbp_firstTeam var_uri brack_close