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

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

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