*SUPPORT*
IN: gazzer fep kiki zup fep OUT: PINK PINK RED RED
IN: dax zup blicket gazzer dax gazzer dax fep OUT: RED BLUE RED BLUE BLUE BLUE PINK
IN: gazzer fep blicket dax kiki gazzer OUT: RED BLUE RED RED
IN: lug OUT: PURPLE
IN: dax dax fep OUT: BLUE BLUE BLUE
IN: zup OUT: PINK
IN: zup fep OUT: PINK PINK
IN: lug blicket dax lug fep OUT: BLUE PURPLE PURPLE PURPLE
IN: gazzer fep OUT: RED RED
IN: dax fep blicket lug OUT: PURPLE BLUE BLUE
IN: lug blicket lug fep OUT: PURPLE PURPLE PURPLE
IN: lug gazzer OUT: PURPLE RED
IN: zup kiki zup kiki zup OUT: PINK PINK PINK
IN: lug fep OUT: PURPLE PURPLE

*QUERY*
IN: dax fep OUT: BLUE BLUE
IN: gazzer gazzer fep OUT: RED RED RED
IN: zup fep blicket lug OUT: PURPLE PINK PINK
IN: dax blicket lug fep OUT: PURPLE PURPLE BLUE
IN: gazzer OUT: RED
IN: zup gazzer zup fep kiki dax dax gazzer OUT: BLUE BLUE RED PINK RED PINK PINK
IN: dax OUT: BLUE
IN: zup zup blicket gazzer zup kiki gazzer OUT: RED RED PINK PINK PINK
IN: gazzer dax blicket lug gazzer OUT: PURPLE RED RED BLUE
IN: lug dax OUT: PURPLE BLUE

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