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

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

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