who is associated with the musical artists from salim-sulaiman and hariharan ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_associatedMusicalArtist dbr_Salim-Sulaiman sep_dot var_uri dbo_associatedMusicalArtist dbr_Hariharan_ attr_open singer attr_close sep_dot var_uri a dbo_MusicalArtist brack_close