*SUPPORT*
IN: kiki dax gazzer OUT: PINK BLUE PINK BLUE
IN: kiki kiki dax gazzer OUT: BLUE PINK BLUE PINK BLUE
IN: kiki OUT: BLUE
IN: zup dax gazzer OUT: PINK YELLOW PINK YELLOW
IN: gazzer dax gazzer OUT: PINK PINK PINK PINK
IN: kiki dax kiki OUT: BLUE BLUE BLUE BLUE
IN: blicket dax zup OUT: YELLOW RED YELLOW RED
IN: zup blicket lug zup OUT: YELLOW YELLOW RED
IN: zup dax kiki OUT: BLUE YELLOW BLUE YELLOW
IN: kiki kiki blicket OUT: BLUE BLUE RED
IN: kiki lug gazzer OUT: PINK BLUE
IN: gazzer lug gazzer OUT: PINK PINK
IN: gazzer dax zup OUT: YELLOW PINK YELLOW PINK
IN: blicket dax blicket OUT: RED RED RED RED

*QUERY*
IN: gazzer zup gazzer OUT: PINK YELLOW PINK
IN: kiki lug zup OUT: YELLOW BLUE
IN: zup OUT: YELLOW
IN: blicket OUT: RED
IN: blicket lug kiki OUT: BLUE RED
IN: gazzer OUT: PINK
IN: zup kiki lug kiki OUT: YELLOW BLUE BLUE
IN: blicket dax kiki OUT: BLUE RED BLUE RED
IN: zup lug kiki tufa OUT: BLUE YELLOW BLUE YELLOW BLUE YELLOW BLUE YELLOW
IN: zup lug gazzer OUT: PINK YELLOW

*GRAMMAR*
gazzer -> PINK 
 blicket -> RED 
 zup -> YELLOW 
 kiki -> BLUE 
 x1 tufa -> [x1] [x1] [x1] [x1] 
 u1 lug u2 -> [u2] [u1] 
 u1 dax u2 -> [u2] [u1] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 