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

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

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