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

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

*GRAMMAR*
fep -> GREEN 
 gazzer -> BLUE 
 zup -> YELLOW 
 kiki -> RED 
 x1 lug u1 -> [x1] [u1] [u1] 
 u1 dax u2 -> [u1] [u2] [u2] 
 x1 wif x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 