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

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

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