Large school schools - 4/231. SLUH (17-0) def. Parkway West (4-11), 2-0 Today.2. Lafayette (19-2) vs. Oakville (8-6) , 5:30 p.m Tuesday.3. Vianney (12-1) was idle.4. O'Fallon (12-2) vs. Althoff (4-1) , 4:30 p.m Today.5. Eureka (12-3) at Parkway South…