CREATE TABLE table_53117 ("Date" TEXT, "Visitor" TEXT, "Score" TEXT, "Home" TEXT, "Decision" TEXT, "Attendance" FLOAT, "Record" TEXT)

What was the date of the game when the Lightning had a record of 9 8 1?
SELECT "Date" FROM table_53117 WHERE "Record" = '9–8–1'
SELECT "Date" FROM "table_53117" WHERE "Record" = '9–8–1'