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

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

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