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

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

*GRAMMAR*
wif -> PURPLE 
 dax -> BLUE 
 fep -> YELLOW 
 kiki -> RED 
 x1 gazzer x2 -> [x1] [x2] 
 u1 blicket u2 -> [u2] [u1] [u2] 
 u1 zup x1 -> [x1] [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 