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

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

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