CREATE TABLE table_6339 ("Name" CLOB, "Circuit" CLOB, "Date" CLOB, "Winning driver" CLOB, "Winning constructor" CLOB, "Report" CLOB)

Which Winning constructor has a Winning driver of felice nazzaro?
SELECT "Winning constructor" FROM table_6339 WHERE "Winning driver" = 'felice nazzaro'
SELECT "Winning constructor" FROM "table_6339" WHERE "Winning driver" = 'felice nazzaro'