ZCZC JA95 252130 UTC JUN KALINGRAD NAV WARN 139/26 SOUTHEASTERN BALTIC 1. SHIPS EXERCISRES 302100 UTC JUN THRU 312100 UTC JUL IN AREA TEMPORARILY DANGEROUS TO SHIPPING BR-42 55-20.00N 020-08.00E 55-20.00N 020-25.00E 55-07.60N 020-25.00E 55-07.60N 020-08.00E 2. CANCEL THIS MESSAGE 312200 UTC JUL NNNN