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

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

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