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

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

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