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

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

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