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

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

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