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

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

*GRAMMAR*
tufa -> PINK 
 fep -> RED 
 lug -> YELLOW 
 zup -> PURPLE 
 u1 gazzer x1 -> [x1] [u1] [u1] 
 u1 wif -> [u1] [u1] 
 x1 dax x2 -> [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 