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

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

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