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

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

*GRAMMAR*
zup -> BLUE 
 tufa -> PURPLE 
 dax -> YELLOW 
 fep -> RED 
 u1 lug u2 -> [u1] [u2] [u2] [u1] 
 x1 blicket x2 -> [x2] [x2] [x1] 
 u1 kiki u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 