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

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

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