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

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

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