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

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

*GRAMMAR*
blicket -> GREEN 
 tufa -> YELLOW 
 zup -> BLUE 
 fep -> PINK 
 u1 kiki -> [u1] [u1] [u1] [u1] [u1] 
 u1 dax u2 -> [u2] [u1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 