CREATE TABLE "high_schools_grades_9_12" (
  "high_school" text,
  "type" text,
  "established" real,
  "enrollment" real,
  "mascot" text,
  "wiaa_classification" text,
  "notes" text
);

Question: What is the lowest enrollment value out of the enrollment values I'd the schools with a 3A WIAA clarification? 
SQL: SELECT MIN("enrollment") FROM "high_schools_grades_9_12" WHERE "wiaa_classification"='3A';

Question: What is the WIAA classification of Oakland Alternative High School? 
SQL: SELECT "wiaa_classification" FROM "high_schools_grades_9_12" WHERE "high_school"='Oakland Alternative';

Question: When was Mount Tahoma established? 
SQL: SELECT MAX("established") FROM "high_schools_grades_9_12" WHERE "high_school"='Mount Tahoma';

Question: What's the note about the school established in the year of 1973?
SQL: SELECT "notes" FROM "high_schools_grades_9_12" WHERE "established"=1973;