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

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

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