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

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

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