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

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

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