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

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

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