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

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

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