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

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

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