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

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

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