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

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

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