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

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

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