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

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

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