S1:Attention, attention. This is M.V. Blue Whale. I will act as On-Scene Co-ordinator. Vessels in the vicinity of the distress vessel are advised to proceed to position 47°N, 50°W to start rescue. Over.S2:M.V. Blue Whale, this is M.V. Helper. I am now proceeding to the distress position. Over.S1:M.V. Helper, this is M.V. Blue Whale. Are you ready to carry out sector searching? Over.S2:M.V. Blue Whale, this is M.V. Helper. Yes, I am ready for searching. Over.S1:M.V. Helper, this is Blue Whale. Initial course 090 degrees, search speed 6 knots. Over.S2:Blue Whale,.this is M.V. Helper. Initial course 090 degrees, search seepd 6 knots. Over.S1:M.V. Helper, this is Blue Whale. Alter course for next leg of track now. Over.S2:Blue Whale, this is M.V. Helper. I am altering course for next leg of track now. Over S1:M.V. Helper, this is Blue Whale. Keep sharp lookout for lifeboats. Out. Q2:What type of search pattern are they carrying out?