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

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

*GRAMMAR*
kiki -> RED 
 zup -> BLUE 
 wif -> YELLOW 
 lug -> GREEN 
 x1 tufa x2 -> [x1] [x2] [x2] 
 x1 gazzer -> [x1] [x1] [x1] [x1] [x1] 
 u1 fep x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 