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

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

*GRAMMAR*
kiki -> GREEN 
 dax -> PINK 
 wif -> BLUE 
 tufa -> PURPLE 
 u1 lug u2 -> [u1] [u2] 
 x1 zup x2 -> [x1] [x2] 
 u1 gazzer -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 