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

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

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