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

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

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