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

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

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