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

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

*GRAMMAR*
fep -> PINK 
 dax -> BLUE 
 gazzer -> PURPLE 
 tufa -> RED 
 x1 blicket x2 -> [x2] [x1] 
 u1 kiki x1 -> [x1] [x1] [x1] [u1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 