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

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

*GRAMMAR*
gazzer -> RED 
 wif -> YELLOW 
 zup -> BLUE 
 lug -> PURPLE 
 x1 tufa -> [x1] [x1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 