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

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

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