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

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

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