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

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

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