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

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

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