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

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

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