*SUPPORT*
IN: dax blicket wif OUT: GREEN GREEN GREEN GREEN
IN: tufa gazzer fep wif OUT: RED RED RED PURPLE PURPLE
IN: dax fep kiki blicket OUT: GREEN PURPLE BLUE BLUE
IN: kiki tufa OUT: BLUE RED
IN: kiki blicket OUT: BLUE BLUE
IN: fep fep blicket wif OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: fep tufa OUT: PURPLE RED
IN: dax fep wif OUT: GREEN PURPLE GREEN PURPLE
IN: tufa blicket OUT: RED RED
IN: kiki gazzer kiki OUT: BLUE BLUE BLUE BLUE
IN: kiki OUT: BLUE
IN: tufa kiki OUT: RED BLUE
IN: kiki gazzer dax OUT: BLUE BLUE BLUE GREEN
IN: kiki wif OUT: BLUE BLUE

*QUERY*
IN: tufa kiki gazzer dax blicket OUT: RED BLUE BLUE BLUE GREEN GREEN
IN: fep kiki blicket wif OUT: PURPLE BLUE BLUE PURPLE BLUE BLUE
IN: fep blicket OUT: PURPLE PURPLE
IN: dax OUT: GREEN
IN: fep gazzer dax OUT: PURPLE PURPLE PURPLE GREEN
IN: dax blicket OUT: GREEN GREEN
IN: tufa OUT: RED
IN: fep OUT: PURPLE
IN: tufa gazzer tufa fep blicket OUT: RED RED RED RED PURPLE PURPLE
IN: fep gazzer kiki blicket OUT: PURPLE PURPLE PURPLE BLUE BLUE

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