(  [ JIM ] { Plank [ Dr. (J) ]
           } is the Professor (
     [ of this { class } 

Note this has three unmatched characters:
 -- the left paren at the beginning of line 1,
 -- the left paren at the end of line 2, and 
 -- the left square brace at the beginning of line 3.
Your program should print out all three.