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

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

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