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

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

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