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

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

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