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

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

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