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

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

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