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

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

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