CREATE TABLE table_69739 ("Date" TEXT, "Opponent" TEXT, "Score" TEXT, "Loss" TEXT, "Attendance" FLOAT, "Series" TEXT)

What was the date of the game in which the series was 1-4?
SELECT "Date" FROM table_69739 WHERE "Series" = '1-4'
SELECT "Date" FROM "table_69739" WHERE "Series" = '1-4'