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

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

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