It seems pretty clear it's going to be a very linear series of age - old set piece puzzles. (dealspwn.com)
You progress from stage to stage in a strict linear series, unable to move forward if you struggle to pass a level. (consoleob.com)
My interpretation of Ford's position, therefore, is that he construes the temporal character of an extended linear series of occasions to be a series of phases punctuated by demarcations of discontinuity. (religion-online.org)