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

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

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