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

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

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