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

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

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