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

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

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