CREATE TABLE table_25096 ("Post" FLOAT, "Horse name" CLOB, "Trainer" CLOB, "Jockey" CLOB, "Opening Odds" CLOB, "Starting Odds" CLOB, "Finishing Pos." FLOAT)

Who was the jockey with opening odds of 4-1?
SELECT "Jockey" FROM table_25096 WHERE "Opening Odds" = '4-1'
SELECT "Jockey" FROM "table_25096" WHERE "Opening Odds" = '4-1'