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

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

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