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

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

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