*SUPPORT*
IN: lug kiki gazzer OUT: BLUE PINK
IN: gazzer fep gazzer tufa OUT: BLUE PURPLE BLUE
IN: zup fep tufa fep gazzer OUT: BLUE PURPLE RED
IN: zup fep tufa wif OUT: PURPLE PURPLE RED
IN: lug lug OUT: PINK PINK
IN: lug fep gazzer wif OUT: BLUE BLUE PINK
IN: gazzer gazzer fep zup wif OUT: BLUE RED RED BLUE
IN: zup wif OUT: RED RED
IN: tufa OUT: PURPLE
IN: lug fep zup tufa fep gazzer wif OUT: RED BLUE BLUE PURPLE PINK
IN: lug tufa OUT: PINK PURPLE
IN: zup kiki tufa OUT: PURPLE RED
IN: lug tufa fep lug wif kiki lug OUT: PINK PINK PINK PINK PURPLE
IN: gazzer kiki lug OUT: PINK BLUE

*QUERY*
IN: zup OUT: RED
IN: tufa tufa tufa fep zup tufa lug OUT: PURPLE PURPLE RED PURPLE PINK PURPLE
IN: zup gazzer zup wif kiki gazzer kiki gazzer OUT: BLUE BLUE RED BLUE RED RED
IN: tufa tufa fep zup tufa wif OUT: PURPLE RED PURPLE PURPLE PURPLE
IN: tufa lug lug kiki tufa kiki zup OUT: RED PURPLE PURPLE PINK PINK
IN: lug kiki tufa OUT: PURPLE PINK
IN: zup wif kiki gazzer OUT: BLUE RED RED
IN: gazzer fep gazzer kiki tufa OUT: PURPLE BLUE BLUE
IN: lug OUT: PINK
IN: tufa wif OUT: PURPLE PURPLE

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