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

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

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