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

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

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