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

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

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