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

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

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