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

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

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