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

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

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