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

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

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