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

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

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