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

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

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