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

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

*GRAMMAR*
fep -> YELLOW 
 zup -> BLUE 
 wif -> PURPLE 
 dax -> RED 
 x1 tufa -> [x1] [x1] 
 u1 gazzer u2 -> [u1] [u2] 
 u1 blicket x1 -> [x1] [u1] [x1] [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 