Previewing the WPIAL soccer semifinals
No. 1 Seneca Valley (16-2-1) vs. No. 12 Upper St. Clair (11-5-2)
When/where: 6 p.m. Monday at Baldwin
Notable: Sophomore Emma Hasco has goals in each of the Panthers' playoff wins, 3-1 over Baldwin and 2-1 over Fox Chapel. … Seneca Valley went 3-0 against teams from Section 5-AAA. … Seneca Valley beat Upper St. Clair, 2-0, to claim the 2007 WPIAL Class AAA championship.
Prediction: Seneca Valley over Upper St. Clair
No. 2 Peters Township (15-4-1) vs. No. 6 Bethel Park (17-2-1)
When/where: 6 p.m. Monday at Chartiers Valley
Notable: Tatiana Ruzzini leads Bethel Park with 26 goals. … Peters Township has reached the WPIAL final five consecutive years. … Bethel Park handed Peters Township its first loss of the 2013 season, 3-2 on Sept. 7.
Prediction: Peters Township over Bethel Park
No. 8 Hopewell (14-4) vs. No. 5 South Park (15-3-2)
When/where: 6:15 p.m. Monday at North Allegheny
Notable: Mars' loss means there will be a new WPIAL Class AA champion for the first time since 2009. … South Park has reached the WPIAL semifinals 13 of the past 17 years. … Jenny Vietmeier had 19 goals during the regular season for the Eagles.
Prediction: South Park over Hopewell
No. 2 Central Valley (17-0) vs. No. 3 Moon (19-1)
When/where: 6 p.m. Monday at West Allegheny
Notable: Central Valley's Carolina Lucci (35 goals) has seven goals in two playoff games. … Moon, the defending PIAA champion, has allowed seven goals, two since a 2-1 loss at Quaker Valley on Sept. 18. … These two met at this stage last year, and Moon walked away with a 2-1 overtime win.
Prediction: Moon over Central ValleyClass A
No. 1 Greensburg C.C. (16-1) vs. No. 12 New Brighton (11-6-1)
When/where: 6 p.m. Monday at Hampton
Notable: Maya Watkins has all six of New Brighton's goals this postseason. … Penn State recruit Fran Crouse has 11 goals in two games for the Centurions. … Pitt recruit Malea Fabean, who has three goals this postseason, is Crouse's equal, and freshman Bailey Cartwright is a dominant player for stacked GCC. … GCC, the two-time defending champion, has scored 141 goals in 17 games, an average of 8.3 per contest.
Prediction: GCC over New Brighton
No. 7 Sewickley Acad. (11-6-3) vs. No. 3 S.S. Academy (16-3)
When/where: 6 p.m. Monday at Moon
Notable: SSA's Maggie Scott has six goals in two playoff games, giving her 42 on the season. … Shady Side Academy topped Sewickley Academy, 1-0, to win the inaugural Class A title in 2010. … Shady Side Academy hasn't lost to a Class A team other than GCC this season.
Prediction: Shady Side Academy over Sewickley Academy
No. 1 Upper St. Clair (18-0-1) vs. No. 5 Bethel Park (15-4-1)
When/where: 8 p.m. Monday at Baldwin
Notable: The Panthers are trying to reach the WPIAL final for the fourth time in five years. … Joel Hart leads the Panthers with 31 goals. … Bethel Park's leading scorer, junior Nick Schindehette, was a JV player for much of the 2012 season.
Prediction: USC over Bethel Park
No. 7 Peters Township (15-3-2) vs. No. 11 Canon-Mac (16-2-2)
When/where: 8 p.m. Monday at Chartiers Valley
Notable: Canon-McMillan topped the Indians, 2-1, in the WPIAL semifinals last season, then again in the first round of the PIAA playoffs. … Peters Township reached the finals seven times between 2003-12. … Brothers Nicco and Mario Mastrangelo have combined for more than 30 goals, including one for Mario on Thursday in a quarterfinal-round win over Seneca Valley.
Prediction: Peters Township over Canon-McMillan
No. 1 West Allegheny (16-0-3) vs. No. 4 S.S. Academy (14-3)
When/where: 8 p.m. Monday at Moon
Notable: West Allegheny last reached the semifinals in 2009. … West Allegheny opened the season with a 2-0 victory over Shady Side Academy at the Ambridge Tournament. … Collin Wurst led West Allegheny with 17 regular-season goals.
Prediction: West Allegheny over Shady Side Academy
No. 2 South Park (19-0-1) vs. No. 3 South Fayette (16-2-2)
When/where: 8 p.m. Monday at North Allegheny
Notable: Brian Coyne has 23 goals for South Fayette. … South Park's Justin Minda had a WPIAL-best 40 goals during the regular season. … The Lions upset the Eagles, 1-0, via penalty kicks in the 2012 WPIAL quarterfinals.
Prediction: South Fayette over South Park
No. 1 Sewickley Academy (15-3) vs. No. 4 Serra Catholic (14-3-1)
When/where: 8 p.m. Monday at West Allegheny
Notable: J.P. Bowell leads the Panthers with 23 goals. … Tyler Grebur scored 24 goals during the regular season for Serra Catholic. … Sewickley Academy has won eight straight since a 4-0 loss to Mercyhurst Prep on Sept. 8, outscoring opponents 32-4. ... The Eagles are coming off a thrilling 2-1 win over OLSH, after Nate Andrews scored early in the first overtime.
Prediction: Sewickley Academy over Serra Catholic
No. 2 Seton-La Salle (16-2-1) vs. No. 6 Beaver County Christian (14-4)
When/where: 8 p.m. Monday at Hampton
Notable: The Rebels have won four of the past seven WPIAL Class A titles. … Abel Carleton has 19 goals and has scored in each of BCC's two playoff wins. … Seton-La Salle's only two losses are to Class AA No. 3 South Fayette (4-0) and Class A No. 1 Sewickley Academy (5-0).
Prediction: Seton-La Salle over Beaver County Christian
— Jason Mackey