*SUPPORT*
IN: blicket kiki wif OUT: RED GREEN
IN: wif fep kiki fep OUT: GREEN PURPLE PURPLE
IN: lug OUT: YELLOW
IN: wif kiki fep OUT: GREEN PURPLE
IN: fep kiki blicket OUT: PURPLE RED
IN: fep OUT: PURPLE
IN: fep lug wif fep gazzer wif OUT: PURPLE YELLOW GREEN PURPLE GREEN
IN: fep dax OUT: PURPLE PURPLE
IN: lug lug gazzer fep OUT: YELLOW YELLOW PURPLE
IN: wif OUT: GREEN
IN: wif blicket dax OUT: GREEN RED RED
IN: lug dax OUT: YELLOW YELLOW
IN: blicket OUT: RED
IN: blicket gazzer blicket OUT: RED RED

*QUERY*
IN: wif gazzer lug OUT: GREEN YELLOW
IN: blicket kiki lug OUT: RED YELLOW
IN: blicket gazzer wif OUT: RED GREEN
IN: blicket blicket fep fep OUT: RED RED PURPLE PURPLE
IN: fep kiki fep OUT: PURPLE PURPLE
IN: blicket dax OUT: RED RED
IN: lug gazzer fep OUT: YELLOW PURPLE
IN: blicket lug dax OUT: RED YELLOW YELLOW
IN: lug kiki wif OUT: YELLOW GREEN
IN: blicket kiki fep OUT: RED PURPLE

*GRAMMAR*
wif -> GREEN 
 lug -> YELLOW 
 fep -> PURPLE 
 blicket -> RED 
 u1 kiki u2 -> [u1] [u2] 
 u1 dax -> [u1] [u1] 
 u1 gazzer u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 