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

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

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