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

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

*GRAMMAR*
lug -> PINK 
 tufa -> BLUE 
 wif -> YELLOW 
 dax -> PURPLE 
 x1 blicket x2 -> [x1] [x1] [x2] [x2] 
 u1 gazzer u2 -> [u2] [u1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 