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

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

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