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

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

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