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

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

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