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

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

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