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

*QUERY*
IN: kiki lug kiki blicket dax OUT: PINK GREEN GREEN
IN: tufa gazzer dax blicket tufa gazzer kiki OUT: PURPLE GREEN PURPLE PURPLE PINK PURPLE
IN: dax tufa kiki blicket fep OUT: RED PINK PURPLE GREEN
IN: dax OUT: PINK
IN: kiki OUT: GREEN
IN: dax dax lug fep gazzer kiki OUT: RED GREEN RED PINK PINK
IN: fep lug kiki gazzer dax OUT: GREEN PINK GREEN RED
IN: kiki gazzer dax lug fep kiki dax OUT: RED GREEN PINK GREEN PINK GREEN
IN: kiki blicket tufa lug fep fep gazzer tufa OUT: RED RED PURPLE RED PURPLE GREEN
IN: kiki gazzer tufa OUT: GREEN PURPLE GREEN

*GRAMMAR*
tufa -> PURPLE 
 kiki -> GREEN 
 dax -> PINK 
 fep -> RED 
 x1 blicket x2 -> [x2] [x1] 
 x1 lug x2 -> [x2] [x1] 
 u1 gazzer u2 -> [u1] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 