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

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

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