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

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

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