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

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

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