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

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

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