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

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

*GRAMMAR*
kiki -> PINK 
 gazzer -> YELLOW 
 tufa -> RED 
 wif -> BLUE 
 u1 zup u2 -> [u1] [u2] [u1] [u1] 
 u1 lug -> [u1] [u1] [u1] [u1] 
 x1 fep x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 