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

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

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