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

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

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