CREATE TABLE "second_round" (
  "tie_no" real,
  "team_1" text,
  "agg" text,
  "team_2" text,
  "1st_leg" text,
  "2nd_leg" text
);

Question: Name the total number of tie number for team 2 osijek
SQL: SELECT COUNT("tie_no") FROM "second_round" WHERE "team_2"='Osijek';