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

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

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