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

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

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