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

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

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