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

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

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