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: What was the manner in which Petrik Sander departed?
SQL: SELECT "manner_of_departure" FROM "managerial_changes" WHERE "outgoing_manager"='Petrik Sander';

Question: What was the manner of departure for Edgar Schmitt of the Stuttgarter Kickers?
SQL: SELECT "manner_of_departure" FROM "managerial_changes" WHERE "team"='Stuttgarter Kickers' AND "outgoing_manager"='Edgar Schmitt';

Question: What was the date of appointment when Jürgen Kohler was the outgoing manager?
SQL: SELECT "date_of_appointment" FROM "managerial_changes" WHERE "outgoing_manager"='Jürgen Kohler';

Question: How many appointment dates were recorded when Jürgen Kohler was the replaced by?
SQL: SELECT COUNT("date_of_appointment") FROM "managerial_changes" WHERE "replaced_by"='Jürgen Kohler';