CREATE TABLE table_68181 ("Year" FLOAT, "Winner" CLOB, "Jockey" CLOB, "Trainer" CLOB, "Owner" CLOB, "Distance  ( Miles ) " CLOB, "Time" CLOB)

What jockey rode for Michael House before 2012
SELECT "Jockey" FROM table_68181 WHERE "Year" < '2012' AND "Owner" = 'michael house'
SELECT "Jockey" FROM "table_68181" WHERE "Owner" = 'michael house' AND "Year" < '2012'