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

Question: What is the date of vacancy when the manner of departure is sacked and the team is nejapa?
SQL: SELECT "date_of_vacancy" FROM "managerial_changes" WHERE "manner_of_departure"='sacked' AND "team"='nejapa';

Question: what is the date of vacancy when the date of appointment is 1 january 2009?
SQL: SELECT "date_of_vacancy" FROM "managerial_changes" WHERE "date_of_appointment"='1 january 2009';

Question: what is the date of vacancy when the position in table is 10th and the team is balboa?
SQL: SELECT "date_of_vacancy" FROM "managerial_changes" WHERE "position_in_table"='10th' AND "team"='balboa';

Question: Who replaced when the position in table is 5th?
SQL: SELECT "replaced_by" FROM "managerial_changes" WHERE "position_in_table"='5th';

Question: Who is the outgoing manager when they were replaced by pablo centrone?
SQL: SELECT "outgoing_manager" FROM "managerial_changes" WHERE "replaced_by"='pablo centrone';

Question: what is the date of vacancy when the team is firpo and replaced by is oscar benitez?
SQL: SELECT "date_of_vacancy" FROM "managerial_changes" WHERE "team"='firpo' AND "replaced_by"='oscar benitez';