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

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

*GRAMMAR*
fep -> RED 
 wif -> PURPLE 
 dax -> BLUE 
 lug -> YELLOW 
 x1 gazzer x2 -> [x2] [x1] 
 u1 zup -> [u1] [u1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 