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

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

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