root:
             creates   file:./
             creates   file:plan.py
             creates   step:./plan.py

file:./
               state = STATIC
          created by   root:
            supplies   file:copy.txt
            supplies   file:inp2.txt
            supplies   file:plan.py
            supplies   file:step.py
            supplies   file:subs.txt
            supplies   step:./plan.py
            supplies   step:./step.py

file:plan.py
               state = STATIC
          created by   root:
            consumes   file:./
            supplies   step:./plan.py

step:./plan.py
               state = SUCCEEDED
           explained = yes
          created by   root:
            consumes   file:./
            consumes   file:plan.py
             creates   dg:inp*.txt
             creates   file:step.py
             creates   file:subs.txt
             creates   step:./step.py

file:step.py
               state = STATIC
          created by   step:./plan.py
            consumes   file:./

file:subs.txt
               state = STATIC
          created by   step:./plan.py
            consumes   file:./
            supplies   step:./step.py

dg:inp*.txt
          created by   step:./plan.py
             creates   file:inp2.txt

step:./step.py
               state = SUCCEEDED
           explained = yes
          created by   step:./plan.py
            consumes   file:./
            consumes   file:inp2.txt [amended]
            consumes   file:subs.txt
             creates   file:copy.txt
            supplies   file:copy.txt [amended]

file:copy.txt
               state = BUILT
          created by   step:./step.py
            consumes   file:./
            consumes   step:./step.py

file:inp2.txt
               state = STATIC
          created by   dg:inp*.txt
            consumes   file:./
            supplies   step:./step.py
