*SUPPORT*
IN: kiki OUT: BLUE
IN: fep zup fep OUT: GREEN GREEN
IN: fep dax gazzer fep blicket tufa blicket fep OUT: GREEN YELLOW GREEN RED GREEN GREEN
IN: tufa gazzer fep OUT: YELLOW GREEN GREEN
IN: tufa kiki gazzer dax OUT: YELLOW BLUE RED RED
IN: tufa gazzer dax OUT: YELLOW RED RED
IN: dax OUT: RED
IN: kiki kiki dax kiki gazzer dax OUT: BLUE BLUE RED BLUE RED RED
IN: kiki zup tufa gazzer fep OUT: YELLOW GREEN GREEN BLUE
IN: fep OUT: GREEN
IN: fep gazzer tufa OUT: GREEN YELLOW YELLOW
IN: dax gazzer kiki blicket kiki OUT: BLUE RED BLUE BLUE
IN: tufa dax zup dax gazzer fep OUT: YELLOW RED GREEN GREEN RED
IN: tufa gazzer kiki OUT: YELLOW BLUE BLUE

*QUERY*
IN: kiki blicket kiki OUT: BLUE BLUE
IN: fep blicket kiki blicket fep blicket fep OUT: GREEN GREEN BLUE GREEN
IN: dax gazzer dax OUT: RED RED RED
IN: dax fep zup fep gazzer tufa blicket kiki OUT: BLUE RED GREEN YELLOW YELLOW GREEN
IN: tufa fep zup kiki gazzer dax OUT: YELLOW BLUE RED RED GREEN
IN: tufa tufa zup dax kiki dax blicket fep OUT: GREEN YELLOW RED BLUE RED YELLOW
IN: dax zup fep OUT: GREEN RED
IN: kiki gazzer fep OUT: BLUE GREEN GREEN
IN: dax blicket kiki OUT: BLUE RED
IN: dax blicket tufa OUT: YELLOW RED

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