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

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

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