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

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

*GRAMMAR*
kiki -> PINK 
 dax -> PURPLE 
 gazzer -> RED 
 wif -> BLUE 
 x1 tufa u1 -> [x1] [u1] 
 u1 lug u2 -> [u2] [u1] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 