line. >> thank you for taking my call. [ inaudible ] >> okay. here's the sequence once again. there are basically three ways that hydrocarbons can come up through a blowout preventer preventer, the one that's there or the capping stack we put on. the kill and the choke lines and then the main bore up through the preventer itself. we now have a capping stack on top of that. so there are five ways that you can potentially release oil. the kill and choke line from the original blowout preventer, the kill and choke lines from the capping stack and then the top of the capping stack itself. what we will do in sequence is we will stop production on the q-4000 and the helix producer 1,