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

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

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