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

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

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