CREATE TABLE "managerial_changes" (
  "team" text,
  "outgoing_manager" text,
  "manner_of_departure" text,
  "date_of_vacancy" text,
  "replaced_by" text,
  "date_of_appointment" text
);

Question: I wan the date of vacancy for departure of resigned and outgoing manager of gordon wylde
SQL: SELECT "date_of_vacancy" FROM "managerial_changes" WHERE "manner_of_departure"='resigned' AND "outgoing_manager"='gordon wylde';

Question: I want the replaced for date of appointment being 12 october 2007
SQL: SELECT "replaced_by" FROM "managerial_changes" WHERE "date_of_appointment"='12 october 2007';

Question: I want the team for date of vacancy being 28 february
SQL: SELECT "team" FROM "managerial_changes" WHERE "date_of_vacancy"='28 february';

Question: I want the manner of departure for date of appointment being 12 october 2007
SQL: SELECT "manner_of_departure" FROM "managerial_changes" WHERE "date_of_appointment"='12 october 2007';