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

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

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