name the common editor of harry potter and the deathly hallows – part 2 and ex machina ?
SELECT DISTINCT var_uri where brack_open dbr_Harry_Potter_and_the_Deathly_Hallows_–_Part_2 dbo_editing var_uri sep_dot dbr_Ex_Machina_ attr_open film attr_close dbo_editing var_uri brack_close