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

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

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