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

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

*GRAMMAR*
dax -> RED 
 blicket -> GREEN 
 zup -> BLUE 
 lug -> YELLOW 
 x1 gazzer x2 -> [x1] [x2] [x2] 
 u1 tufa u2 -> [u2] [u1] 
 x1 wif -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 