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: Who is the Outgoing Manager replaced by Sandy Clark?
SQL: SELECT "outgoing_manager" FROM "managerial_changes" WHERE "replaced_by"='sandy clark';

Question: What is the Date of vacancy for Tommy McLean?
SQL: SELECT "date_of_vacancy" FROM "managerial_changes" WHERE "outgoing_manager"='tommy mclean';