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

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

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