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

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

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