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

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

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