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

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

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