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

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

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