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

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

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