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

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

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