Which mix artists have shlomo as artist 1?
CREATE TABLE "table1_23649244_1" (
  "song_1_title" text,
  "artist_1" text,
  "song_2_title" text,
  "artist_2" text,
  "mix_artist" text,
  "guitar_part" text,
  "level" text
);
SELECT "mix_artist" FROM "table1_23649244_1" WHERE "artist_1"='Shlomo';