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

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

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