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

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

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