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

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

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