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

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

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