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

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

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