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

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

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