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

*QUERY*
IN: zup dax kiki lug OUT: GREEN YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep kiki zup OUT: YELLOW RED
IN: fep gazzer fep kiki tufa OUT: BLUE RED RED
IN: tufa gazzer fep OUT: BLUE RED
IN: fep gazzer fep OUT: RED RED
IN: tufa dax OUT: BLUE BLUE BLUE BLUE BLUE
IN: fep dax kiki fep OUT: RED RED RED RED RED RED
IN: fep gazzer lug OUT: RED GREEN
IN: fep kiki lug kiki lug OUT: GREEN GREEN RED
IN: tufa fep OUT: BLUE RED

*GRAMMAR*
zup -> YELLOW 
 tufa -> BLUE 
 lug -> GREEN 
 fep -> RED 
 x1 gazzer u1 -> [x1] [u1] 
 x1 dax -> [x1] [x1] [x1] [x1] [x1] 
 x1 kiki u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 