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

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

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