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

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

*GRAMMAR*
tufa -> YELLOW 
 dax -> PURPLE 
 zup -> BLUE 
 gazzer -> RED 
 x1 lug x2 -> [x1] [x2] 
 x1 blicket -> [x1] [x1] 
 x1 wif -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 