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

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

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