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

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

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