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

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

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