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 team's manager was replaced by Ercan Ertemçöz?
SQL: SELECT "team" FROM "managerial_changes" WHERE "replaced_by"='Ercan Ertemçöz';

Question: What was the date of appointment for the manager replacing Kadir Özcan?
SQL: SELECT "date_of_appointment" FROM "managerial_changes" WHERE "outgoing_manager"='Kadir Özcan';

Question: Which manager was appointed on 08.06.2010?
SQL: SELECT "replaced_by" FROM "managerial_changes" WHERE "date_of_appointment"='08.06.2010';

Question: Who replaced the previous manager of Altay?
SQL: SELECT "replaced_by" FROM "managerial_changes" WHERE "team"='Altay';

Question: What was date of appointment for Ergün Penbe? 
SQL: SELECT "date_of_appointment" FROM "managerial_changes" WHERE "replaced_by"='Ergün Penbe';