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

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

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