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

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

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