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

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

*GRAMMAR*
wif -> YELLOW 
 kiki -> BLUE 
 zup -> RED 
 dax -> PURPLE 
 u1 fep x1 -> [u1] [x1] 
 u1 lug u2 -> [u1] [u1] [u2] [u1] [u1] [u2] [u2] 
 x1 blicket x2 -> [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 