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

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

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