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

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

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