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

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

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