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

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

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