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

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

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