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

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

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