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

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

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