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

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

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