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

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

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