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

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

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