ZCZC JA59 230925 UTC JUL 26 KAL NAV WARN 170/26 SOUTHEASTERN BALTIC SHIPS EXERCISES 312100 UTC JUL THRU 312100 UTC AUG 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 CANCEL THIS MESSAGE 312200 UTC AUG= NNNN