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

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

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