CREATE TABLE table_72851 ("Position" CLOB, "Team #1" CLOB, "Agg." CLOB, "Team #2" CLOB, "1st leg" CLOB, "2nd leg" CLOB)

How many positions correspond to a 1-3 1st leg?
SELECT COUNT("Position") FROM table_72851 WHERE "1st leg" = '1-3'
SELECT COUNT("Position") FROM "table_72851" WHERE "1st leg" = '1-3'