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

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

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