CREATE TABLE table_13568 ("Year" FLOAT, "Stage" FLOAT, "Start of stage" CLOB, "Distance  ( km ) " CLOB, "Category of climb" CLOB, "Stage winner" CLOB, "Yellow jersey" CLOB)

who was the Stage winner when the stage was smaller than 16, earlier than 1986, and a distance (km) was 19.6?
SELECT "Stage winner" FROM table_13568 WHERE "Stage" < '16' AND "Year" < '1986' AND "Distance (km)" = '19.6'
SELECT "Stage winner" FROM "table_13568" WHERE "Distance (km)" = '19.6' AND "Stage" < '16' AND "Year" < '1986'