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

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

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