#skip
#expect 1
#expect 2

#ship debug  : Debug
#ship fifo   : Fifo
#ship fifo2  : Fifo

debug.in:  set ilc=*;  recv, deliver;
fifo.in:
  set word= 1;
  deliver;
  set ilc=*;  recv, deliver;

fifo2.in:
  set word= 2;
  deliver;
  set ilc=*;  recv, deliver;

fifo2.out: recv token, collect, send to fifo.in;

fifo.out:
  [Rq] send token to fifo2.out;
  [Rq] collect, send to debug.in;
  [Rq] collect, send to debug.in;
  tail;
  tail;