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

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

*GRAMMAR*
tufa -> BLUE 
 dax -> YELLOW 
 zup -> PINK 
 lug -> RED 
 x1 fep x2 -> [x2] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 x1 gazzer u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 