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The elimination proceeds around the circle ( which is becoming smaller and smaller as the executed people are removed ) , until only the last man remains , who is given freedom . The last entry should be made after they have been at their destination for a couple of months . " The last reference to Ellen in the collection is in the letter of 20 February 1876 to Mary Johnson from her sister Elizabeth . When the last reference to a filesystem is removed , that filesystem is unmounted . At the last IETF we had a brief discussion about the draft , with the initial outstanding issue being the semantics of the URIs . Once the last reference to a filesystem has been removed , Amd attempts to unmount the filesystem .