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

*QUERY*
IN: tufa dax zup OUT: PURPLE BLUE
IN: fep OUT: RED
IN: kiki OUT: YELLOW
IN: fep dax kiki OUT: RED YELLOW
IN: fep kiki blicket OUT: RED YELLOW RED YELLOW RED YELLOW
IN: kiki dax zup OUT: YELLOW BLUE
IN: fep blicket OUT: RED RED RED
IN: fep dax zup blicket OUT: RED BLUE RED BLUE RED BLUE
IN: tufa OUT: PURPLE
IN: zup dax tufa OUT: BLUE PURPLE

*GRAMMAR*
zup -> BLUE 
 fep -> RED 
 kiki -> YELLOW 
 tufa -> PURPLE 
 x1 blicket -> [x1] [x1] [x1] 
 u1 gazzer x1 -> [x1] [x1] [u1] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 