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

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

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