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

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

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