*SUPPORT*
IN: kiki OUT: GREEN
IN: fep OUT: YELLOW
IN: kiki tufa blicket OUT: GREEN BLUE BLUE BLUE BLUE BLUE
IN: tufa kiki OUT: BLUE GREEN
IN: kiki kiki OUT: GREEN GREEN
IN: kiki fep blicket OUT: GREEN YELLOW YELLOW YELLOW YELLOW YELLOW
IN: kiki fep dax OUT: GREEN YELLOW PURPLE
IN: fep blicket OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep fep gazzer gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: tufa dax OUT: BLUE PURPLE
IN: dax gazzer OUT: PURPLE PURPLE
IN: kiki blicket OUT: GREEN GREEN GREEN GREEN GREEN
IN: tufa dax gazzer OUT: BLUE PURPLE BLUE PURPLE
IN: dax OUT: PURPLE

*QUERY*
IN: kiki gazzer OUT: GREEN GREEN
IN: fep lug tufa dax blicket OUT: YELLOW BLUE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax dax blicket OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax blicket OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: fep tufa OUT: YELLOW BLUE
IN: fep gazzer gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax lug fep gazzer OUT: PURPLE YELLOW YELLOW
IN: tufa OUT: BLUE
IN: fep kiki lug kiki lug kiki tufa OUT: YELLOW GREEN GREEN GREEN BLUE
IN: tufa blicket OUT: BLUE BLUE BLUE BLUE BLUE

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