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

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

*GRAMMAR*
fep -> GREEN 
 lug -> BLUE 
 dax -> PURPLE 
 gazzer -> RED 
 x1 zup u1 -> [x1] [u1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 tufa u2 -> [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 