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

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

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