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

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

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