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

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

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