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

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

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