The extensive form of this game is shown on page $346.$ The captain initially decides whether or not to send the letter. After revealing his decision to his officers $($once they are all out to sea$),$ the officers, which, for the sake of parsimony, are limited to Captain Ramius, Second Rank Borodin and Lieutenant Melekhin, simultaneously decide between continuing with the plan to defect or reneging on the plan and insisting that the submarine return to the Soviet Union. The payoffs are such that all three players would like to defect and would prefer that it be done without the letter being sent $($which results in the S