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

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

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