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

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

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