v e r s i o n = 1 
 l e f t t o r i g h t = t r u e 
 a u t h o r = e x t r a c t e d   f r o m   K T o u c h   T y p i n g   T u t o r   ( P e r l   S c r i p t   w r i t t e n   b y   S t e i n a r   T h e i g m a n n   &   H  v a r d   F r  i l a n d ) 
 n u m e r i c = f a l s e 
 
 k   f d   j d k k   d k f   k   k k   f d   
 k f f k   f j d f j   k k   d d j k   d k f   k k f k k   
 d k f f   d k f   f j d f j   k   d d f   k j d j   
 f j d f j   k k   j j k k   k   d d f   d k f   k   
 d d f   d d j k   j d k k   d k   d d f   d k f   
 d d j k   d k f f   d k f   f d   j d   k j f   k k   
 j j k j   d   d k f   d k f f   d k f   d f f   k j f   
 j d   d k f   k k f k k   d   j k   d f f   k j d j   
 j d   k j d j   j d   f j d f j   k k   k f f k   
 k j k   j d   d   k f f k   j j k k   d k   j j k j   
 
 
 