Hazardous operations 222300Z to 231330Z may, alternate 242300Z to 251330Z may in areas bound by: k.…

Original warning text

SOUTH CHINA SEA.
DNC 11.
1. HAZARDOUS OPERATIONS 222300Z TO 231330Z MAY,
   ALTERNATE 242300Z TO 251330Z MAY IN AREAS BOUND BY:
   K. 10-01.13N 113-53.68E, 09-59.88N 113-56.05E,
      10-01.15N 113-51.17E, 10-01.50N 113-51.40E.
   L. 10-06.07N 113-51.57E, 10-05.75N 113-51.28E,
      10-07.20N 113-47.95E, 10-05.30N 113-47.98E.
   M. 10-00.90N 113-50.63E, 10-00.98N 113-50.67E,
      09-59.88N 113-48.93E, 09-58.68N 113-49.80E.
   N. 08-46.78N 114-03.18E, 08-46.63N 114-03.12E,
      08-46.50N 114-06.52E, 08-45.72N 114-06.13E.
   O. 08-50.00N 113-55.45E, 08-51.88N 113-57.13E,
      08-51.22N 113-57.83E, 08-49.90N 113-55.52E.
   P. 08-49.88N 113-59.55E, 08-51.50N 114-01.75E,
      08-50.25N 114-02.35E, 08-49.37N 113-59.70E.
   Q. 08-49.28N 112-39.63E, 08-49.33N 112-39.55E,
      08-50.68N 112-33.20E, 08-49.45N 112-36.18E.
   R. 08-49.62N 112-32.87E, 08-49.68N 112-33.20E,
      08-46.57N 112-36.18E, 08-46.08N 112-33.68E.
   S. 08-50.53N 112-35.55E, 08-52.65N 112-37.07E,
      08-51.92N 112-37.92E, 08-50.27N 112-35.77E.
   T. 08-09.40N 113-16.95E, 08-09.30N 113-19.50E,
      08-07.83N 113-18.85E, 08-08.95N 113-16.88E.
2. PART TWO OF TWO PART MSG. REFER TO
   HYDROPAC 1701/19 FOR FIRST GROUP OF AREAS.
3. CANCEL THIS MSG 251430Z MAY 19.

Activity windows · 2 in the telegram

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.