*SUPPORT*
IN: dax wif blicket OUT: PINK RED RED
IN: fep blicket OUT: BLUE BLUE
IN: fep zup fep OUT: BLUE BLUE BLUE
IN: wif blicket lug dax OUT: RED RED PINK PINK
IN: fep dax wif OUT: BLUE PINK RED
IN: wif zup fep OUT: BLUE BLUE RED
IN: gazzer zup wif OUT: RED RED GREEN
IN: fep OUT: BLUE
IN: wif blicket lug gazzer OUT: RED RED GREEN GREEN
IN: fep wif gazzer OUT: BLUE RED GREEN
IN: wif zup fep blicket OUT: BLUE BLUE BLUE BLUE RED
IN: wif zup wif OUT: RED RED RED
IN: dax OUT: PINK
IN: dax zup gazzer OUT: GREEN GREEN PINK

*QUERY*
IN: gazzer blicket OUT: GREEN GREEN
IN: gazzer zup gazzer OUT: GREEN GREEN GREEN
IN: dax blicket OUT: PINK PINK
IN: wif blicket OUT: RED RED
IN: dax zup fep OUT: BLUE BLUE PINK
IN: fep fep blicket lug dax blicket OUT: BLUE BLUE BLUE PINK PINK PINK PINK
IN: dax zup dax OUT: PINK PINK PINK
IN: dax dax blicket OUT: PINK PINK PINK
IN: fep dax dax OUT: BLUE PINK PINK
IN: gazzer OUT: GREEN

*GRAMMAR*
wif -> RED 
 fep -> BLUE 
 gazzer -> GREEN 
 dax -> PINK 
 u1 zup x1 -> [x1] [x1] [u1] 
 u1 blicket -> [u1] [u1] 
 x1 lug x2 -> [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 