CREATE TABLE table_77814 ("Name" CLOB, "Date of birth" CLOB, "Position ( s ) " CLOB, "Seasons" CLOB, "Matches &  ( Goals )   ( League + Finals + KNVB-Cup ) " CLOB, "Previous club" CLOB)

What is the date of birth of the goalkeeper from the 1st season?
SELECT "Date of birth" FROM table_77814 WHERE "Position(s)" = 'goalkeeper' AND "Seasons" = '1st'
SELECT "Date of birth" FROM "table_77814" WHERE "Position(s)" = 'goalkeeper' AND "Seasons" = '1st'