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

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

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