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

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

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