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

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

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