*SUPPORT*
IN: dax OUT: PURPLE
IN: lug tufa gazzer dax OUT: PURPLE BLUE BLUE
IN: blicket blicket wif OUT: YELLOW YELLOW YELLOW
IN: kiki wif OUT: RED RED
IN: kiki kiki OUT: RED RED
IN: blicket gazzer dax tufa OUT: PURPLE PURPLE YELLOW
IN: dax tufa OUT: PURPLE PURPLE
IN: lug wif gazzer dax OUT: PURPLE BLUE BLUE
IN: kiki tufa OUT: RED RED
IN: blicket dax wif gazzer blicket OUT: YELLOW YELLOW PURPLE PURPLE
IN: kiki OUT: RED
IN: blicket kiki gazzer kiki tufa gazzer blicket wif OUT: YELLOW YELLOW RED RED YELLOW RED
IN: lug tufa OUT: BLUE BLUE
IN: kiki blicket gazzer blicket lug lug tufa OUT: YELLOW BLUE BLUE BLUE RED YELLOW

*QUERY*
IN: dax dax lug OUT: PURPLE PURPLE BLUE
IN: blicket wif OUT: YELLOW YELLOW
IN: lug wif OUT: BLUE BLUE
IN: dax lug tufa gazzer kiki dax wif OUT: RED PURPLE PURPLE PURPLE BLUE BLUE
IN: lug dax tufa gazzer blicket tufa OUT: YELLOW YELLOW BLUE PURPLE PURPLE
IN: dax blicket OUT: PURPLE YELLOW
IN: blicket tufa OUT: YELLOW YELLOW
IN: blicket OUT: YELLOW
IN: dax wif OUT: PURPLE PURPLE
IN: lug OUT: BLUE

*GRAMMAR*
dax -> PURPLE 
 lug -> BLUE 
 kiki -> RED 
 blicket -> YELLOW 
 u1 tufa -> [u1] [u1] 
 u1 wif -> [u1] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 