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

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

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