anchor.diff:          Rank_latest >= Rank_newprop
           andalso
           P_latest#projection.author_server /= MyName ->
  +?D({b10, ?LINE}),
   
               %% Give the author of P_latest an opportunite to write a
               %% new projection in a new epoch to resolve this mixed
  
positive.code:                             %% both, then those authors would not have allowed
                              %% a bad transition, so we will assume this
                              %% transition is OK.
  ?D(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa),
                              lists:member(AuthorServer1, UPI_list1)
                              andalso
                              lists:member(AuthorServer2, UPI_list2)
  
negative.code:                                                   erlang:yield(),
                                                    Res = test_react_to_env(MMM),
                                                    Res=Res %% ?D({self(), Res})
                                                end || _ <- lists:seq(1,10)],
                                               Parent ! done
                                       end) || MMM <- [Ma, Mb, Mc] ],
                         [receive
  