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

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

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