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

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

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