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

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

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