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

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

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