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

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

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