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

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

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