*SUPPORT*
IN: dax gazzer kiki tufa kiki blicket OUT: PINK YELLOW GREEN GREEN
IN: dax dax lug tufa tufa gazzer kiki dax OUT: GREEN GREEN GREEN BLUE YELLOW YELLOW YELLOW
IN: tufa kiki dax kiki blicket OUT: PINK GREEN YELLOW
IN: dax lug wif dax OUT: GREEN GREEN BLUE GREEN
IN: tufa OUT: YELLOW
IN: tufa lug gazzer OUT: YELLOW BLUE BLUE
IN: blicket lug tufa kiki dax OUT: GREEN PINK BLUE YELLOW
IN: tufa gazzer OUT: YELLOW YELLOW
IN: blicket gazzer OUT: PINK PINK
IN: blicket OUT: PINK
IN: tufa tufa gazzer OUT: YELLOW YELLOW YELLOW
IN: tufa wif tufa gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: tufa wif lug lug gazzer OUT: BLUE BLUE BLUE YELLOW BLUE BLUE BLUE
IN: lug wif tufa lug gazzer OUT: YELLOW BLUE BLUE BLUE YELLOW BLUE BLUE

*QUERY*
IN: lug OUT: BLUE
IN: blicket lug OUT: PINK BLUE
IN: lug gazzer OUT: BLUE BLUE
IN: tufa wif tufa gazzer kiki dax OUT: GREEN YELLOW YELLOW YELLOW GREEN YELLOW YELLOW
IN: tufa lug OUT: YELLOW BLUE
IN: lug kiki lug OUT: BLUE BLUE
IN: dax lug tufa gazzer OUT: GREEN BLUE YELLOW YELLOW
IN: blicket kiki blicket OUT: PINK PINK
IN: lug dax gazzer OUT: BLUE GREEN GREEN
IN: dax tufa gazzer kiki blicket OUT: PINK GREEN YELLOW YELLOW

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