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

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

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