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

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

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