root:
             version = v1
             creates   file:./
             creates   file:plan.py
             creates   step:./plan.py

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

file:./
                path = ./
               state = STATIC
          created by   root:
            supplies   (file:input1.txt)
            supplies   (file:input2.txt)
            supplies   (file:output1.txt)
            supplies   (file:output2.txt)
            supplies   file:plan.py
            supplies   (file:static.txt)
            supplies   step:./plan.py
            supplies   (step:cp input1.txt output1.txt)
            supplies   (step:cp input2.txt output2.txt)

step:./plan.py
             workdir = ./
             command = ./plan.py
               state = PENDING
          created by   root:
            consumes   file:./
            consumes   file:plan.py

(file:static.txt)
                path = static.txt
               state = STATIC
            consumes   file:./

(step:cp input1.txt output1.txt)
             workdir = ./
             command = cp input1.txt output1.txt
               state = PENDING
            consumes   file:./
            consumes   (file:input1.txt)
            supplies   (file:output1.txt)

(file:input1.txt)
                path = input1.txt
               state = PENDING
            consumes   file:./
            supplies   (step:cp input1.txt output1.txt)

(file:output1.txt)
                path = output1.txt
               state = PENDING
            consumes   file:./
            consumes   (step:cp input1.txt output1.txt)

(step:cp input2.txt output2.txt)
             workdir = ./
             command = cp input2.txt output2.txt
               state = PENDING
            consumes   file:./
            consumes   (file:input2.txt)
            supplies   (file:output2.txt)

(file:input2.txt)
                path = input2.txt
               state = PENDING
            consumes   file:./
            supplies   (step:cp input2.txt output2.txt)

(file:output2.txt)
                path = output2.txt
               state = PENDING
            consumes   file:./
            consumes   (step:cp input2.txt output2.txt)
