who is associated with the musical artists from edith márquez and edith márquez ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_associatedMusicalArtist dbr_Edith_Márquez sep_dot var_uri dbo_associatedMusicalArtist dbr_Edith_Márquez sep_dot var_uri a dbo_MusicalArtist brack_close