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

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

*GRAMMAR*
dax -> PINK 
 zup -> BLUE 
 tufa -> RED 
 lug -> YELLOW 
 x1 wif u1 -> [u1] [x1] 
 u1 gazzer u2 -> [u1] [u2] 
 u1 fep u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 