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

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

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