4.3BSD-UWisc/lib/learn/editor/L43.2d

#print
This is trickier.  File "name" contains
 A T and T Co.
Change it to read
 A T & T Co.
Then rewrite it and type "ready".
#create Ref
 A T & T Co.
#create name
 A T and T Co.
#user
#cmp name Ref
#succeed
I hope you used
 s/and/\&/p
and did not retype the line.
#log
#next
44.1a 5