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

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

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