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

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

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