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

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

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