Four Central Oregon soccer teams compete today in the quarterfinal round of the Class 5A and 4A state playoffs.In the Class 5A boys bracket, No. 2 seed Summit (13-1-2) puts a 12-game winning streak on the line when it hosts seventh-seeded Marist of Eugene (11-4) at 4 p. m.Sisters, which won on penalty kicks Tuesday to dodge a first-round upset by North Marion, takes its 14-1-1 record to Milton-Freewater to face No.