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

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

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