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

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

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