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

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

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