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

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

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