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

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

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