ZCZC FA72 291025 UTC JUL KALINGRAD NAV WARN 174/26 CENTRAL BALTIC. NAVAL EXERCISES (WITHOUT FIRINGS) 302100 UTC JUL TO 062100 UTC AUG 26 IN AREA DANGEROUS TO NAVIGATION BOUNDED BY 57-37.5N 020-05.6E 57-27.1N 020-35.5E 56-54.0N 019-56.1E 57-04.9N 019-25.9E NNNN