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

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

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