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

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

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