What had been the date of the game with a decision of Lehtonen one and attended by more than 17,731 persons?
Date Visitor Score Home Decision Attendance Record
2007–08 Atlanta Thrashers season
11870934
text text text text text real text
2-11870934-5
December
December
December 1 Atlanta 4 – 0 NY Islanders Lehtonen 15,355 12–13–0
December 2 Atlanta 2 – 3 New Jersey Hedberg 14,978 12–13–1
December 5 NY Islanders 3 – 4 Atlanta Lehtonen 14,018 13–13–1
December 7 NY Rangers 2 – 4 Atlanta Hedberg 18,204 14–13–1
December 8 Atlanta 3 – 6 Washington Lehtonen 14,014 14–14–1
December 12 Boston 5 – 3 Atlanta Hedberg 14,265 14–15–1
December 14 Toronto 4 – 0 Atlanta Lehtonen 16,424 14–16–1
December 15 Atlanta 3 – 7 Ottawa Hedberg 20,082 14–17–1
December 18 Tampa Bay 2 – 6 Atlanta Lehtonen 14,060 15–17–1
December 20 Ottawa 2 – 3 Atlanta Lehtonen 14,085 16–17–1
December 22 Montreal 2 – 3 Atlanta Lehtonen 17,153 17–17–1
December 23 Atlanta 3 – 2 St. Louis Lehtonen 17,731 18–17–1
December 26 Atlanta 0 – 2 Columbus Lehtonen 15,726 18–18–1
December 27 Florida 5 – 3 Atlanta Lehtonen 16,080 18–19–1
December 29 Boston 0 – 5 Atlanta Lehtonen 18,545 19–19–1
December 31 Atlanta 2 – 5 Boston Lehtonen 17,565 19–20–1
SELECT Date FROM table WHERE Decision = lehtonen AND Attendance > 17,731
lehtonen 17,731