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

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

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