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

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

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