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

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

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