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

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

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