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

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

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