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

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

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