CREATE TABLE "current_usl_soccer_specific_stadiums" (
  "stadium" text,
  "club_s" text,
  "division" text,
  "city" text,
  "capacity" real,
  "opened" text
);

Question: Tell me the capacity for city park stadium
SQL: SELECT "capacity" FROM "current_usl_soccer_specific_stadiums" WHERE "stadium"='city park stadium';