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

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

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