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

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

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