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

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

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