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

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

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