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

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

*GRAMMAR*
zup -> YELLOW 
 wif -> PINK 
 fep -> BLUE 
 kiki -> RED 
 u1 gazzer u2 -> [u2] [u1] 
 x1 lug x2 -> [x1] [x2] 
 u1 dax u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 