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

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

*GRAMMAR*
blicket -> PINK 
 dax -> YELLOW 
 tufa -> GREEN 
 gazzer -> BLUE 
 x1 zup x2 -> [x1] [x2] [x2] [x1] 
 x1 kiki u1 -> [x1] [u1] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 