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

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

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