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

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

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