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

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

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