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

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

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