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

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

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