ZCZC *A52 261241 UTC MAY KALINGR*D NAV WARN 111/26**SO*TH*ASTERN BALTIC *M **HIPS EXERC*S*S*312*PP UTC MAY THRU 302100 UTC JUN IN AREA TEMPORARILY DANGEROUS TO SHIPPING BR-117 55-54.00N 019-03.00E 55-30.00N 020-15.00E 55-04*PPN 020-15.00E 54-57.50N 020-06.00E 54-57.50N 019-55.00E 54-50.00N 019-50.00E 54-50.00N 019-25.00E 2. CANCEL THIS MESSAGE 302200 UTC JUN NNNN