It’s a Semi-Final Four weekend for Oregon’s smaller schools in the OSAA/OnPoint Community Credit Union State Football playoffs.  Most of the games will be played on Saturday, Nov. 22.  In the 4A, No. 4 Scappoose plays No. 1 Cascade, 2 p.m., at McMinnville HS.  No. 2 Marshfield Plays No. 3 Henley, 4:30 p.m., Grants Pass HS.  In the 3A, No. 3 Burns plays No. 2 Banks, 2:30 p.m., Summit HS, Bend.  No. 12 Gervais plays No. 1 Cascade Christian, 4:30 p.m., Cottage Grove HS.  In the 2A, No. 3 Bandon plays No. 2 Lost River, 1 p.m., Grants Pass HS.  No. 4 St. Paul plays No. 1 Heppner, 6 p.m., Summit HS, Bend.  In 1A8, No. 4 Crosspoint Christian plays No. 1 Dufur, 11 a.m., Summit HS, Bend.  No. 3 Union plays No. 2 Adrian, 4:30 p.m., Baker HS.  In the 1A6, No. 6 Sherman plays No. 2 Harper Charter, 1 p.m., Baker HS.  No. 9 Crow plays No. 4 Elkton, 1 p.m., Cottage Grove HS.  In the 5A, Friday, Nov. 21, No. 13 Churchill plays No. Summit, 7 p.m., Willamette University, Salem, and No. 3 Mtn. View plays No. 2 Silverton, 7 p.m., Willamette HS, Eugene.  The 6A Columbia Cup Championship will be played Friday, Nov. 21, 7 p.m., Cottage Grove HS between No. 18 So. Medford and No. 17 Sandy.  The 6A semi-finals will also be Friday, Nov. 21, with No. 5 Central Catholic playing No. 1 West Linn at Sherwood HS, and No. 3 Lake Oswego taking on No. 2 Nelson, 7 p.m., Hillsboro Stadium.  Championships games are the following week, Friday and Saturday, Nov. 28 & 29 at sites to be determined.  You can listen to all of the playoff games for free on the www.osaa.org website, on the OSAA Radio Network.