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

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

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