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

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

*GRAMMAR*
kiki -> PURPLE 
 fep -> GREEN 
 zup -> BLUE 
 dax -> PINK 
 x1 lug x2 -> [x2] [x1] 
 u1 gazzer -> [u1] [u1] 
 u1 blicket -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 