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

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

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