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

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

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