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

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

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