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

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

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