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

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

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