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

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

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