*SUPPORT*
IN: kiki gazzer OUT: RED RED
IN: kiki OUT: RED
IN: kiki dax OUT: RED YELLOW
IN: dax wif tufa lug zup OUT: GREEN BLUE YELLOW YELLOW GREEN BLUE YELLOW YELLOW
IN: lug wif dax OUT: YELLOW BLUE BLUE
IN: lug lug gazzer OUT: BLUE BLUE BLUE
IN: dax tufa gazzer OUT: YELLOW GREEN GREEN
IN: dax wif lug gazzer OUT: BLUE BLUE YELLOW YELLOW
IN: dax dax gazzer OUT: YELLOW YELLOW YELLOW
IN: lug wif dax wif dax gazzer OUT: YELLOW YELLOW YELLOW YELLOW BLUE BLUE
IN: lug OUT: BLUE
IN: lug kiki gazzer OUT: BLUE RED RED
IN: lug wif lug OUT: BLUE BLUE BLUE
IN: lug zup OUT: BLUE BLUE

*QUERY*
IN: dax gazzer OUT: YELLOW YELLOW
IN: lug gazzer zup OUT: BLUE BLUE BLUE BLUE
IN: tufa zup OUT: GREEN GREEN
IN: tufa lug OUT: GREEN BLUE
IN: tufa gazzer OUT: GREEN GREEN
IN: dax OUT: YELLOW
IN: kiki tufa dax gazzer OUT: RED GREEN YELLOW YELLOW
IN: dax tufa wif lug OUT: YELLOW BLUE GREEN GREEN
IN: tufa wif lug OUT: BLUE GREEN GREEN
IN: lug gazzer OUT: BLUE BLUE

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