CREATE TABLE table_2923 ("Song 1 title" CLOB, "Artist 1" CLOB, "Song 2 title" CLOB, "Artist 2" CLOB, "Mix artist" CLOB, "Guitar part?" CLOB, "Mix pack" CLOB, "Release date" CLOB)

If artist 1 is 50 Cent featuring Mary J. Blige, what is the guitar part?
SELECT "Guitar part?" FROM table_2923 WHERE "Artist 1" = '50 Cent featuring Mary J. Blige'
SELECT "Guitar part?" FROM "table_2923" WHERE "Artist 1" = '50 Cent featuring Mary J. Blige'