CREATE TABLE table_34903 ("Driver" TEXT, "Points" FLOAT, "Season" TEXT, "Races" FLOAT, "Percentage of possible points" TEXT)

What is the number of points that driver fernando alonso has in the season he had 20 races?
SELECT SUM("Points") FROM table_34903 WHERE "Races" = '20' AND "Driver" = 'fernando alonso'
SELECT SUM("Points") FROM "table_34903" WHERE "Driver" = 'fernando alonso' AND "Races" = '20'