CREATE TABLE table_name_57 (score VARCHAR2, home VARCHAR2, date VARCHAR2)

What was the score of the game on October 20 when the home team is the NY Islanders?
SELECT score FROM table_name_57 WHERE home = "ny islanders" AND date = "october 20"
SELECT "score" FROM "table_name_57" WHERE "date" = "october 20" AND "home" = "ny islanders"