CREATE TABLE table_78989 ("Model" TEXT, "Chassis" FLOAT, "Engine" FLOAT, "Year From" FLOAT, "Year To" FLOAT)

Which Engine has a Model of sl500, and a Chassis smaller than 129.067?
SELECT MIN("Engine") FROM table_78989 WHERE "Model" = 'sl500' AND "Chassis" < '129.067'
SELECT MIN("Engine") FROM "table_78989" WHERE "Chassis" < '129.067' AND "Model" = 'sl500'