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

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

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