which city located on football at the 1938 central american and caribbean games is also the stadium 2011–12 olympiacos f . c . season ?
SELECT DISTINCT var_uri where brack_open dbr_2011–12_Olympiacos_F.C._season dbp_stadium var_uri sep_dot dbr_Football_at_the_1938_Central_American_and_Caribbean_Games dbp_cities var_uri brack_close