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

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

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