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

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

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