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

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

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