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

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

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