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

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

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