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

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

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