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

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

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