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

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

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