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

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

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