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

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

*GRAMMAR*
lug -> BLUE 
 fep -> GREEN 
 dax -> RED 
 zup -> PURPLE 
 x1 tufa -> [x1] [x1] [x1] [x1] 
 x1 gazzer -> [x1] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 