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

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

*GRAMMAR*
dax -> PINK 
 blicket -> BLUE 
 tufa -> RED 
 kiki -> GREEN 
 u1 fep -> [u1] [u1] [u1] 
 u1 gazzer u2 -> [u2] [u1] [u2] [u2] [u1] 
 x1 lug x2 -> [x2] [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 