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

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

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