ZCZC JA92 252130 UTC JUN KALINGRAD NAV WARN 142/26 SOUTHEASTERN BALTIC 1. SHIPS EXERCISES 302100 UTC JUN THRU 312100 UTC JUL IN AREA TEMPORARILY DANGEROUS TO SHIPPING BR-161 55-09.50N 019-45.30E 55-09.50N 020-00.00E 55-02.00N 020-00.00E 55-02.00N 019-39.60E 2. CANCEL THIS MESSAGE 312200 UTC JUL NNNN