CREATE TABLE table_15720 ("Year" FLOAT, "Entrant" CLOB, "Chassis" CLOB, "Engine" CLOB, "Points" FLOAT)

What engine was in the lotus 44 f2 Chassis?
SELECT "Engine" FROM table_15720 WHERE "Chassis" = 'lotus 44 f2'
SELECT "Engine" FROM "table_15720" WHERE "Chassis" = 'lotus 44 f2'