Table:
text: 2008 Saskatchewan Roughriders season
Season schedule
Season schedule
Week Date_ Opponent Score Result_ Attendance Record
1 Sat, June 28 vs. Edmonton Eskimos 34–13 Win 28800 1–0
2 Fri, July 4 at BC Lions 26–16 Win 33815 2–0
3 Sat, July 12 at Hamilton Tiger-Cats 33–28 Win 20874 3–0
4 Sat, July 19 vs. Montreal Alouettes 41–33 Win 28800 4–0
5 Sun, July 27 vs. Toronto Argonauts 28–22 Win 28800 5–0
6 Sat, Aug 2 at Calgary Stampeders 22–21 Win 35650 6–0
7 Thurs, Aug 7 vs. Calgary Stampeders 30–25 Loss 28800 6–1
8 Bye Bye Bye Bye Bye Bye
9 Thurs, Aug 21 at Edmonton Eskimos 27–10 Loss 48808 6–2

Question: What was the date of the game with a crowd of 20,874 for the Saskatchewan Roughriders 2008 season?