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

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

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