usr/lib/learn/editor/L42.2b

#print
Now pick up the file 'stuff', change all instances of "green"
everywhere to "red", and then rewrite the file and type "ready".
#create Ref
red light, village red
red book, red paper, red pencil
red car, red sign, redhorn
red with envy
#create stuff
green light, village green
green book, green paper, green pencil
green car, green sign, greenhorn
green with envy
#user
#cmp stuff Ref
#log
#next
42.2c 5