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

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

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