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

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

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