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

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

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