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

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

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