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

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

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