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

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

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