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

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

*GRAMMAR*
fep -> PURPLE 
 tufa -> YELLOW 
 kiki -> BLUE 
 zup -> GREEN 
 u1 gazzer u2 -> [u1] [u2] 
 u1 dax u2 -> [u2] [u1] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 