                            DERIVED FACTS Section

Here  you  can  review facts derived by THE EXPERT according  to  the  current 
rulebase  and  the  facts you've given.  You can also ask THE  EXPERT  how  it 
arrived at any of these conclusions.  Note that the CURRENT fact is always the 
one most recently printed on the screen.

     MENU:  Scan with PgUp,  PgDn and press Enter OR press key for action. Tap 
spacebar to suppress menu temporarily, tap again to restore it.

     Down Arrow -- Move down the list of derived facts currently in memory.
     Up Arrow -- Move up the list of derived facts currently in memory.
     W Why? (derivation) -- Have THE EXPERT explain the reasoning  behind  the 
current fact.
     Left Arrow -- Go to Given Facts Section.
     M -- Go to Main Menu Section.
     H Help -- Show this screen.
     O Menus Off/On -- Suppress or restore automatic display of all menus.
     X Exit -- Go to Exit Section.
