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

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

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