Spiders advance to Atlantic 10 semifinals By Tom Canavan Associated Press Friday, March 11, 2011; 11:10 PM ATLANTIC CITY, N.J. -- Kevin Anderson scored 21 points and third-seeded Richmond won a defensive battle with Rhode Island, posting a 55-45 victory in the quarterfinals of the Atlantic 10 Conference tournament on Friday night. Justin Harper added 12 points and 13 rebounds as the Spiders (25-7) avenged a loss earlier this season to the sixth-seeded Rams (19-13). Richmond's 12th win in the last 14 games sets up a rematch of last year's title game against three-time defending champion Temple. The No. 24 ranked Owls (25-6) ran away from Philadelphia rival La Salle earlier Friday night. Ninth-seeded Dayton (21-12) and No. 12 seed Saint Joseph's (11-21) will meet in the first semifinal at Boardwalk Hall. Marquis Jones had 14 points to lead Rhode Island, while Jamal Wilson added 12 and Delroy James had 10. The 45 points matched the Rams' season low.