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

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

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