Hazardous operations in progress until 250500Z apr: a. in area between 11-30S 12-40S and 077-50W 078-00W

Original warning text

EASTERN SOUTH PACIFIC.
PERU.
DNC 07.
1. HAZARDOUS OPERATIONS IN PROGRESS UNTIL 250500Z APR:
   A. IN AREA BETWEEN
      11-30S 12-40S AND 077-50W 078-00W.
   B. IN AREA BOUND BY
      11-40S 077-40W, 11-40S 077-12W,
      12-20S 076-50W, 12-20S 077-40W.
   C. IN AREA BETWEEN 12-20S 12-40S AND 078-25W 078-05W.
   D. IN AREA BETWEEN 11-55S 12-15S AND 078-20W 078-00W.
   E. IN AREA BETWEEN 12-00S 12-05S AND 078-28W 078-18W.
   F. IN AREA BETWEEN 11-48S 11-58S AND 078-15W 078-10W.
   G. IN AREA BETWEEN 12-13S 12-23S AND 078-15W 078-10W.
   H. IN AREA BETWEEN 11-50S 12-20S AND 078-50W 078-20W.
2. CANCEL THIS MSG 250600Z APR 18.