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

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

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