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

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

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