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

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

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