the villages are normally grouped into two main groups according to their relative location to the oasis. the system protects the pump even if it is shut-in or dead-headed, that is, if the discharge line is completely closed. and i thought 'who is that person coming back on that tape?'. with this information she realizes that she used the wrong code to resume the correspondence: it should have been 10 times the name "ed", not 11 times. the length of the movie is 73 minutes. 